幾何
三角形、円、座標幾何、証明問題。
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3. the climax of the story occurs when santiago sails back to shore wit…
3. the marlin circles the skiff while Santiago reels him in 4. because he won an arm wrestling contest
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the polygons in each pair are similar. find the scale factor of the sma…
11. $6$ 12. $\frac{5}{4}$ 13. $\frac{3}{2}$ 14. $2$ 15. $\frac{3}{2}$ 16. $6$ 17. $\frac{6}{5}$ 18. $\frac{3}{2}$ 19. $\frac{6}{5}$ 20. $5$
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ry: concepts and connections (27.0821000) yl ic (spring) proving lines …
converse of the corresponding angles theorem
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try: concepts and connections (27.0821000) yl ic (spring) proving lines…
x = 40 (Option: x = 40)
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quiz 4.1.1 - quadratic graphs < 2 of 2 1 2 a. (-3.4,0) b. (5.4,0) c. (2…
b. (5.4,0)
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2 fill in the blank 1 point identify the line of reflection for the ima…
y (the line $x=0$ / y-axis)
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1 multiple choice 1 point identify the line of reflection for the image…
$y = -x$
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capitulo 4b fecha guided practice activities 4b-3 the imperfect tense (…
1. **Circled:** Yo hablaba por teléfono; **Underlined:** la fiesta empezó 2. **Circled:** Mis parientes y yo charlábamos; **Underlined:** la fiesta empezó 3. **Circled:** Luz cont…
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use the segment addition postulate to find the indicated length. 4. fin…
$RT = 25.5$ $BC = 29$ $MN = 6$
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lesson 1.2 practice b continued for use with the lesson \use segments a…
19. $AB = 11$ 20. $BD = 43$ 21. $CY = 33$ 22. $CD = 32$ 23. $XC = 11$ 24. $CZ = 44$ 25. $ST = 24$ 26. $AC = 28$ 27. $NP = 32$ 28. $HJ = 10$, $JK = 15$ 29. $HJ = 2$, $JK = 20$ 30. …
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zumere 13. 8.6 m 6.5 m 8.4 m 14. 9.5 mi 8.6 mi 15 mi of a triangle: $=\…
13. $55.9 \text{ m}^2$ 14. $129 \text{ mi}^2$ 15. $119 \text{ ft}^2$ 16. $52.5 \text{ in}^2$ 17. $120.775 \text{ mm}^2$ 18. $164.64 \text{ yd}^2$ 19. $67.2 \text{ m}^2$ 20. $664.6…
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geometry name id: 4.14 part 2 - scale factors date period the polygons …
1) $\boldsymbol{10}$ 2) $\boldsymbol{9}$ 3) $\boldsymbol{20}$ 4) $\boldsymbol{4}$ 5) $\boldsymbol{28}$ 6) $\boldsymbol{16}$ 7) $\boldsymbol{8}$ 8) $\boldsymbol{28}$ 9) $\boldsymbo…
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11. 5.3 km 9 km
$47.7$ square kilometers
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choose all that correctly graph the given inequality. a $y \\geq -6x - …
A. Graph of $y\geq -6x - 2$ C. Graph of $y\geq \frac{1}{2}x + 1$ D. Graph of $y\leq \frac{1}{5}x - 2$
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two semicircles are attached to the sides of a rectangle as shown. what…
194 $\text{ft}^2$
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the diameter of the larger circle is 20.4 cm.the diameter of the smalle…
235.1 cm² (matches the second option: 235.1 cm²)
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a semicircle is attached to the side of a rectangle as shown. what is t…
$122.13$ $\text{cm}^2$
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no additional details were added for this assignment. two squares are a…
278.5 $\text{mm}^2$
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no additional details were added for this assignment. a circle is drawn…
168.56 in² (Option A)
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2. vt is a perpendicular bisector of triangle xyz. what is the total le…
b) 20
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a. complete the equation that represents the hanger. 3$square$(x + 2$sq…
a. $3(x + 2) = 11$ b. $x = \frac{5}{3}$ c. Divide both sides by $\boldsymbol{3}$ to get a circle labeled x and a rectangle labeled 2 on the left, and a rectangle labeled $\boldsym…
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area: 3. a garage floor measures 150 feet by 120 feet. a scale drawing …
3. 10 units by 8 units 4a. 1 unit (model) : 410 units (actual, or 1 foot : 410 feet / 1 meter : 410 meters) 4b. 84 sheets a. 40 bottle caps b. Approximately 3 popsicle sticks
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the angle relationship shown is -supplementary anglesangle bisectorvert…
complementary angles
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1/13 in a triangle, if you add the 3 angle measurements what do they eq…
180 degrees
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8-1 practice and problem solving: a/b1. the plan of a terrace is shown …
1. Length: 15 ft, Width: 6 ft, Area: 90 sq ft 2. Length: 16 m, Width: 12 m, Area: 192 sq m 3. Length: 10 units, Width: 8 units 4. a. 1:410 (model:actual, in same units) b. 84 shee…
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practice for each equation, state which way the parabola opens and how …
1. Opens up, no vertex shift. Table and graph as above. 2. Opens up, vertex shifts 1 unit up. Table and graph as above. 3. Opens down, no vertex shift. Table and graph as above. 4…
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lesson 8-1 similar shapes and scale drawings practice and problem solvi…
1. Length: 15 ft, Width: 6 ft, Area: 90 ft² 2. Length: 16 m, Width: 12 m, Area: 192 m² 3. 10 units by 8 units 4. a. 1 foot : 125 meters, b. 84 sheets 5. a. 40 bottle caps, b. 3 po…
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3. math on the spot consider the pairs of figures on the coordinate pla…
A. One possible sequence: Dilate Figure A by a scale factor of 2 with the origin as the center, then translate the result 2 units right and 2 units down. The figures are **not con…
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line wy is dilated to create line wy using point q as the center of dil…
Scale factor: $2.75$ $QY$: $1.5$
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2. a designer is trying different designs for a business logo. several …
A. The similar logos are: 1. Top logo (blue rectangle + red triangle) 2. Second logo (larger blue square + red triangle) 3. Third logo (small blue square + red triangle) 5. Bottom…
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nameunderstand and recognize similar figures1. use tools use a coordina…
A. Coordinates of $\triangle DEF$: $D=(0,4)$, $E=(0,0)$, $F=(-4,0)$ (plot these points and connect to form the triangle) B. Coordinates of $\triangle GHJ$: $G=(4,-4)$, $H=(4,0)$, …
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explore the scale factors of dilations. 1. move the slider to choose a …
to the right of P
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17. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SAS
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16. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SSS
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15. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SSS
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14. are the below triangles congruent? * yes by sss yes by sas yes by a…
No
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13. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SAS
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12. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SAS
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11. are the below triangles congruent? yes by sss yes by sas yes by asa…
Yes by AAS
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10. are the below triangles congruent? * yes by sss yes by sas yes by a…
C. Yes by ASA
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9. are the below triangles congruent? * yes by ss yes by sas yes by asa…
D. Yes by AAS
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7. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by SAS
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6. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by SAS
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5. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by HL
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4. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by SAS
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3. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by AAS
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2. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by HL
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1. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by ASA
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triangle congruence criteria score: 14/15 penalty: none question determ…
The two triangles are related by **SAS (Side-Angle-Side) congruence**, so the triangles can be proven congruent.
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triangle congruence criteria score: 13/15 penalty: none question determ…
The two triangles are related by a rigid transformation (congruent mapping), so the triangles can be proven congruent by the HL (Hypotenuse-Leg) congruence criterion.
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triangle congruence criteria score: 13/15 penalty: none question determ…
The two triangles are related by **a rigid transformation (congruent via SAS criterion)**, so the triangles **can be proven congruent (SAS congruence)**.
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determine the relationship between the two triangles and whether or not…
The two triangles are related by a rigid transformation (reflection), so the triangles can be proven congruent by the HL (Hypotenuse-Leg) congruence theorem.
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question find $m\\angle jlk$. answer attempt 1 out of 2 $m\\angle jlk =…
$60^\circ$
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question find the measure of $overline{lm}$. answer attempt 1 out of 2 …
$10\sqrt{10}$ (or approximately 31.62 if a decimal is needed)
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find $m\\angle gfe$. answer attempt 1 out of 2 $m\\angle gfe = \\square…
$106^\circ$
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question find $m\\angle edf$. answer attempt 2 out of 2 $m\\angle edf =…
$61^\circ$
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properties of isosceles triangles (assignment) score: 0/10 points: 0% q…
$98^\circ$
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question find $m\\angle lkj$. answer $m\\angle lkj = $
$60^\circ$
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determine the relationship between the two triangles and whether or not…
The two triangles are related by **rotation (a rigid transformation)**, so the triangles **can be proven congruent by the SAS congruence postulate**.
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determine the relationship between the two triangles and whether or not…
The two triangles are related by a rigid transformation (reflection/rotation), so the triangles can be proven congruent by the HL (Hypotenuse-Leg) congruence theorem.
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determine the relationship between the two triangles and whether or not…
The two triangles are related by **having two pairs of congruent corresponding angles (AA similarity)**, so the triangles **cannot be proven to be congruent** (no congruent corres…
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determine the relationship between the two triangles and whether or not…
The two triangles are related by **a reflection (rigid transformation)**, so the triangles **can be proven congruent by ASA congruence**
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determine the relationship between the two triangles and whether or not…
The two triangles are related by **Hypotenuse-Leg (HL) congruence**, so the triangles can be proven congruent.
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determine the relationship between the two triangles and whether or not…
The two triangles are related by a rigid transformation (rotation/reflection), so the triangles can be proven congruent by the AAS (Angle-Angle-Side) congruence postulate.
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determine the relationship between the two triangles and whether or not…
The two triangles are related by **similarity (AA similarity)**, so the triangles cannot be proven to be congruent.
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13 ft.12 ft.13 ft.10 ft.10 ft.which diagram is a net for this prism?13 …
Correct net: The first (left) diagram Surface area: 480 square feet
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(lesson 18.2) find each product. (1 point each) 15. $(3 - 2v)(2 - 5v)$ …
15. $10v^2 -19v +6$ 16. $15x^3 -7x^2 -29x +20$ 17. $x^2 +10x$
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1) a triangular prism is shown below. 5 mm 4 mm 5 mm 6 mm 9 mm 1) which…
The second diagram (right-side diagram) is the net for the prism. --- ### Part 2: Calculate the lateral area
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22) in the diagram, are $overleftrightarrow{ac}$ and $overleftrightarro…
22) $\overleftrightarrow{AC}$ and $\overleftrightarrow{DF}$ are parallel. The supplementary angle of $143^\circ$ is $37^\circ$, which matches the given angle, proving correspondin…
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find the value of $x$ that makes $m \\parallel n$. explain your reasoni…
1. For problem 4: $x = 15$ 2. For problem 5: $x = 55$ 3. For problem 8: $x = 20$
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the graph shows triangles rst and rst. which of the following transform…
reflection across the x-axis
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1. $\\angle 1$ is supplementary to $\\angle 2$.2. $m\\angle 1 + m\\angl…
1. Given 2. Definition of supplementary angles 3. Given 4. Definition of congruent angles 5. Definition of congruent angles 6. Substitution Property of Equality 7. Definition of s…
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the graph shows triangles bcd and bcd. which of the following transform…
rotation $180^\circ$ around the origin
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the area of the figure to the right is $(x+5)(x+6)$. find another expre…
$x^2 + 11x + 30$
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find the missing length in each right triangle. then determine the slop…
### Problem 18 Missing length: $8$ Slope of hypotenuse: $\frac{8}{15}$ ### Problem 19 Missing length: $4$ Slope of hypotenuse: $\frac{2}{5}$ ### Problem 20 Missing length: $7$ Slo…
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go find the slope of each line. 15. slope: 16. slope: 17. slope:
15. Slope: $\frac{4}{3}$ 16. Slope: $-\frac{1}{4}$ 17. Slope: $-1$
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keeping inequalities which of the number lines represents the solution …
A. (Number line with open circle at -12, arrow pointing right to higher values)
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name 6-1 additional practice rational exponents and properties of expon…
1. $7^{\frac{1}{3}}$ 2. $10^{\frac{5}{9}}$ 3. $a^{-\frac{3}{2}}$ 4. $b^{\frac{9}{4}}$ 5. $x=\frac{84}{5}$ 6. $x=6$ 7. No solution 8. $x=-\frac{54}{5}$ 9. $x=\frac{9}{5}$ 10. $x=3$…
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find the perimeter of the parallelogram. the perimeter is (type an inte…
20
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2. kim drew the diagram below. her hypothesis was that $angle abc$ and …
∠ABC and ∠CBD are supplementary
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1. which term can be used to accurately describe the relationship betwe…
C. complementary
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5. which angle measures could be vertical angles?$47^\\circ$ & $53^\\ci…
C. $47^\circ$ & $47^\circ$
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4. in the figure below, which is a vertical angle to $angle ebf$?$angle…
$\angle IBA$
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3. in the figure below, which angle is complementary to $angle 4$?$\big…
$\boldsymbol{\angle 5}$ (Option: $\boldsymbol{\angle 5}$)
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identify the y-intercept (-3, 0) (0,-3) -3
(0, -3)
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question what is the volume of a hemisphere with a radius of 3 cm, roun…
$56.5$ cm³
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identify the x-intercept(s) (-1, 0) (5, 0) & (-1, 0) (-1, 0) & (0, 1) (…
B. (5, 0) & (-1, 0)
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score: 2/5 penalty: 1 off question what is the volume of a hemisphere w…
$7295.5$ ft³
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introduction to compound inequalities the weight of a box of cereal can…
The fourth graph (with open circles at 17.75 and 18.25, and arrows extending left from 17.75 and right from 18.25) represents the possible weights of boxes that cannot be sold as …
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sketch the graph of the following circle.$(x - 4)^2 + (y - 5)^2 = 64$(a…
(a) $(4,5)$ (b) $8$ (c) To graph: 1. Plot the center point $(4,5)$ on the coordinate plane. 2. Plot four key points: 8 units above $(4,13)$, 8 units below $(4,-3)$, 8 units left $…
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or the graphs below: 15. let b = 1 vertex: __________ h: ______ k: ____…
Vertex: $(-2, 0)$ h: $-2$ k: $0$ Point: $(1, 3)$ x: $1$ y: $3$ *(Note: Other valid points on the graph include $(-4, 2)$, $(0, 2)$, etc.)*
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special right triangles quiz given that $ab = 6$ (1) find the length of…
(1) $3$ (2) $3\sqrt{3}$ (3) $8\sqrt{3}$ (4) $16\sqrt{3}$ (5) $12$ (6) $12\sqrt{2}$
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3 use the figure below to answer the questions. find the measure of eac…
1. $m\angle AXB = 50^\circ$, Acute 2. $m\angle DXA = 90^\circ$, Right 3. $m\angle AXG = 180^\circ$, Straight 4. $m\angle BXF = 90^\circ$, Right 5. $m\angle CXG = 110^\circ$, Obtus…
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30°-60°-90° theorem complete the sentence: in a 30°-60°-90° triangle, t…
### Completed Sentences: 1. In a $30^\circ$-$60^\circ$-$90^\circ$ triangle, the hypotenuse is **2 times** the short leg. 2. In a $30^\circ$-$60^\circ$-$90^\circ$ triangle, the lon…
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special right triangles (30-60-90)find the missing side lengths. leave …
1) Short leg: $8$, Long leg: $8\sqrt{3}$ 2) Hypotenuse: $4$, Long leg: $2\sqrt{3}$ 3) Hypotenuse: $16$, Long leg: $8\sqrt{3}$ 4) Short leg: $4\sqrt{5}$, Long leg: $4\sqrt{15}$ 5) …
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use the graph at the right. find the vertices of the image of qrtw for …
$Q'=(20, 40)$, $R'=(-10, 10)$, $T'=(30, -30)$, $W'=(50, 50)$
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the measure of minor arc jl is $60^{\\circ}$. what is the measure of an…
B. 120°
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special right triangles (45-45-90)name__________ id____date__________ b…
1) $\boldsymbol{8\sqrt{2}}$ 2) $\boldsymbol{7}$ 3) $\boldsymbol{4\sqrt{2}}$ (correct as written) 4) $\boldsymbol{6\sqrt{2}}$ (correct as written) 5) $\boldsymbol{5\sqrt{2}}$ (corr…
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angle g is a circumscribed angle of circle e. major arc fd measures $28…
40°
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points e, f, and d are on circle c, and angle g measures $60^{\\circ}$.…
- $\angle EFD \cong \angle EGD$ - $m\overset{\frown}{FD} = 120^\circ$