几何
三角形、圆、解析几何与证明题。
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a regular pentagon has an apothem measuring 3 cm and a perimeter of 21.…
32.7 $\text{cm}^2$ (Option: 32.7 cm²)
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find the value of x. $x = \\square$
$142^\circ$
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now rename the mixed number as a quotient of two integers. 2. use the n…
$-1 > -2$ because $-1$ is to the **right** of $-2$ on the number line.
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bianca calculated the height of the equilateral triangle with side leng…
The apothem, rounded to the nearest tenth, is 2.9 units. The perimeter of the equilateral triangle is 30 units. Therefore, the area of the equilateral triangle is 43.5, or approxi…
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a hexagon has a radius measuring 23 cm. what is the approximate area of…
1374.4 square cm
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∠bac measures ____ ° ∠bac and ∠dae are ____ angles. ∠dae measures ____ …
∠VZW and ∠VZY are **supplementary (linear pair)** angles. ∠VZY measures $\boldsymbol{160}$° ∠VZW and ∠YZX are **vertical** angles. ∠YZX measures $\boldsymbol{20}$° ∠WZX and ∠YZX a…
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ne: avalynn complementary, supplementary, vertical angles f the pairs o…
$\angle DAB$ and $\angle EAC$ are Vertical angles. $\angle DAB$ measures $43^\circ$ $\angle EAC$ and $\angle BAC$ are Supplementary angles. $\angle BAC$ measures $137^\circ$ $\ang…
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the pentagon below has an area of 8.3 square centimeters. what is the a…
1.5 cm
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consider the following linear equation written in standard form. $5x + …
a) $(3, 0)$ b) $(0, 5)$ c) Point 1: $(3, 0)$ Point 2: $(0, 5)$
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17. write an inequality that swaps the positions of the variable and th…
$x \leq \frac{1}{2}$
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find the value of x. $x = \\square$
$102^\circ$
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a model of a soccer ball is made up of regular pentagons and hexagons. …
Area of one pentagon: 6.9 square inches Area of one hexagon: 10.4 square inches
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name: avalynn complementary, supplementary, vertical angles identify if…
$\angle DAB$ and $\angle EAC$ are **vertical** angles. $\angle DAB$ measures $\boldsymbol{43}$ °. $\angle EAC$ and $\angle BAC$ are **supplementary** angles. $\angle BAC$ measures…
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the area of the octagon below is 10,391.9 square millimeters. what is t…
Approximate perimeter: 371 mm Approximate length of one side: 46 mm
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a regular pentagon has an apothem measuring 20 cm and a perimeter of 14…
1453 square centimeters
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triangle abc with coordinates, a(2, 0), b(3, 4) and c(1, -2). perform t…
A'(6,0), B'(9,12), C'(3,-6) A''(0,6), B''(12,9), C''(-6,3)
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$5.5$ $12.5$ $(8,0)$ $x_1 y_1$ $(3,5)$ $x_2 y_2$ $\frac{x_1+x_2}{2},\fr…
$(5.5, 2.5)$
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look at $overline{ab}$ and $overline{dc}$, and $overline{ef}$ and $over…
$\overline{AB}$ and $\overline{DC}$ are parallel. $\overline{EF}$ and $\overline{HG}$ are parallel. The transformation maps parallel sides onto parallel sides.
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look at $angle a$ and $angle e$. complete the statements. the measure o…
The measure of $\angle A$ is $90$ degrees. The measure of $\angle E$ is $90$ degrees. The angles have equal measure (congruent).
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3. mp use structure ting is making a circular garden with a radius of 6…
The garden is 12 feet across at its widest point. The length of edging material needed is 37.68 feet.
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2. mp use structure hans opens a circular window that is 3.5 feet acros…
11 feet
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14. find the circumference of both circles to the nearest hundredth. 22…
The circumference of the blue circle is about 69.12 m. The circumference of the green circle is about 138.23 m.
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Question was provided via image upload.
1. Marian drove 225 miles. 2. 6. translation (slide) 3. $854\frac{1}{7}$ (or 854 remainder 1)
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derive and apply formulas for circumference homework online video tutor…
1. A. $3\frac{13}{14}$ feet B. $997\frac{6}{7}$ feet 2. 11 feet
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31. 25 $x^circ$ $119^circ$ 13 $x =$
$x \approx 27^\circ$
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classify this triangle by its sides. scalene equilateral isosceles but …
isosceles but not equilateral
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derive and apply formulas for circumference 1. math on the spot a count…
A. The wheel rolls $\frac{55}{14}$ feet (or approximately 3.93 feet) for one revolution. B. The total distance recorded is $\frac{6985}{7}$ feet (or approximately 997.86 feet).
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3 if l || m, find the value of y. $(4x - 50)^circ$ $(2x + 30)^circ$ $y^…
A) 70 watching cartoons
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what is the perimeter of the parallelogram? units related content
$10 + 2\sqrt{73}$ (or approximately 27.1 units)
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ath/grade-8/solve-a-system-of-equations-by-graphing $2x - 3y = -18$ $y …
The solution to the system is the point $(-3, 4)$. To graph $2x-3y=-18$, plot the points $(0,6)$ and $(3,8)$ and draw a line through them; the intersection of this line with $y=\f…
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how many degrees are there in a one-half turn? 154,685,200 the 8 in thi…
1. 180 2. 5. $8 \times 10,000$ 3. 6. on the circle.
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what is the volume of this figure? 15 in. 2 in. 8 in. 4 in. 9 in. 3 in.…
360 cubic inches
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9 if l || m and j || k, find the value of y. a) 7 b) 13 c) 18 d) 65 e) …
B) 13 spinning in circles
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type the correct answer in the box. use numbers instead of words. a rig…
270
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what is $moverset{\frown}{su}$? ○ $49^circ$ ○ $77^circ$ ○ $98^circ$ ○ $…
77° (Option B)
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in circle z, what is $m\\angle2$? $70^\\circ$ $133^\\circ$ $140^\\circ$…
70° is incorrect, 133° is incorrect, **140°**, 147° is incorrect. Final Answer: $\boldsymbol{140^\circ}$ (Option C)
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circle x is shown in the diagram. which equation can be used to solve f…
\(m\angle1 = \frac{1}{2}(a + b)\) (the second option)
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homeworkcircle the prime number in the set(9, 15, 27, 31)which fact doe…
Group A: - Missing number: 31 - 5. $10$ - 6. $110$ - 7. $100$ - 8. $11$ - Symbol: $<$ Group B: - False statements: 7, 9 - Jogger distance: 6 kilometers - Shorter length: 1 m Group…
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which equation is correct regarding the measure of $angle1$?$\bigcirc m…
\(m\angle1 = \frac{1}{2}(b - d)\) (the third option)
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in the diagram of circle c, what is the measure of $angle1$?$\bigcirc$ …
35°
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what is $moverset{\frown}{po}$?$\bigcirc$ $128^circ$$\bigcirc$ $173^cir…
256°
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which statement is true regarding the diagram of circle p? ○ the sum of…
The difference of z and y must be 2x.
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8 if $overline{ps}||overline{qr}$, find the measure of $angle rsp$. a) …
C) $59^\circ$ rain boots
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in the diagram of circle p, $m\\angle xyz$ is $72^\\circ$. what is the …
108°
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the height is 3 layers.the volume is 24 cubic units. the height of 3 ti…
1. Formula for volume of a rectangular prism: $\boldsymbol{V = l \times w \times h}$ (where $l$ = length, $w$ = width, $h$ = height) 2. No, the order of multiplication does not ma…
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what is the measurement of this angle?
$60^\circ$
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finding arc measures involving two intersecting tangents what is the me…
$250$
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6 if l||m, find the value of x. a) 18 the mall b) 5.3 the bank c) 24 th…
E) 22 the post office
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lving a real-world problem aaron is standing at point c, watching his f…
$194^\circ$
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ding an angle measure what is the measure of angle aoc? ○ 42° ○ 58° ○ 6…
66° (Option C)
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Question was provided via image upload.
1. $\angle C$ 2. $\angle B$ 3. $\angle A \cong \angle B$ 4. $\overline{BE} \cong \overline{CB}$ 5. $\overline{AB}$ 6. $x = 20$ 7. $x = 6$ 8. $x = 6$ 9. $x = 39$, $y = 39$ 10. $x =…
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tuesday reading log book level: parent signature teacher check pages re…
## Reaction: (Circle the heart emoji ❤️) ## Summary: First, Greg Heffley finds himself stuck without his best friend Rowley, who has started hanging out with a new kid. Then, Greg…
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finding arc measures involving an intersecting secant and tangent what …
262
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what is the measure of angle abc? ○ 42.5° ○ 67.5° ○ 85° ○ 135° 110° 25°
42.5°
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find the slope of the line graphed below.
$\frac{3}{5}$
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which formula would be used to find the measure of angle 1? $\frac{1}{2…
$\boldsymbol{\frac{1}{2}(a^\circ - c^\circ)}$ (the second option)
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graph the image of rectangle stuv after a rotation $270^{\\circ}$ count…
The image rectangle has vertices at $S'(-9, -1)$, $T'(-9, -7)$, $U'(-7, -7)$, $V'(-7, -1)$ (when plotted and connected, this forms the rotated rectangle on the coordinate plane).
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find the slope of the line graphed below.
$-\frac{3}{2}$
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name _______________ date _______________ 1. estimate to label the give…
- b. 0 label: $\frac{0}{6}$; 1 label: $\frac{6}{6}$; $\frac{3}{6}$ at the midpoint of the number line; number bond: 1 = $\frac{3}{6}$ + $\frac{3}{6}$ - c. 0 label: $\frac{0}{5}$; …
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graph the image of square stuv after a rotation $270^\\circ$ counterclo…
The coordinates of the rotated square $S'T'U'V'$ are $S'(3, 0)$, $T'(3, -7)$, $U'(10, -7)$, $V'(10, 0)$. When plotted on the grid, these points form the image of the original squa…
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the price of a fenced property a triangular piece of land is represente…
$\$72272$
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modeling real life the number line shows the temperatures at 2:00 a.m. …
The distance between the two points is $\boldsymbol{51}$. This distance represents the difference in temperature (in degrees Fahrenheit) between 2:00 A.M. and 2:00 P.M. in the Gob…
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lesson summary the scale factor is the number that determines whether t…
The equation to find the length of the smaller train's tire rod is $x = \frac{3}{8} \times 36$, where $x$ represents the length of the smaller train's tire rod. The length of the …
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graph the image of $\triangle abc$ after a rotation $180^{\\circ}$ coun…
The image $\triangle A'B'C'$ has vertices at $A'(-2, 8)$, $B'(-5, 9)$, and $C'(0, 3)$. When these points are plotted and connected on the coordinate grid, they form the rotated tr…
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$mangle efg = mangle feh$ because they are alternate interior angles.$m…
$46^\circ$
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$mangle stu = mangle tsv$ because they are alternate interior angles.$m…
$76^\circ$ ### For the follow-up question about moving vertices:
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there is a triangle, one of its top angles is marked as $80^circ$, one …
$64^\circ$
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4. write the coordinates of the image given a reflection over $x = -3$
$I'(-1, 0)$, $P'(-2, -2)$, $S'(-4, 1)$, $W'(-4, 4)$
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$mangle stu = mangle tsv$ because they are alternate interior angles.$m…
$60$
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3. find the area (honors - no calculator) $2\\frac{1}{4}$ ft $\\frac{6}…
$\frac{27}{14}$ square feet or $1\frac{13}{14}$ square feet
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understand scale drawings — quiz — level g the scale drawing is a map o…
1. The multiplier is 10 2. The actual distance is 50 yd
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2.11 practice 1. find the slope of a line perpendicular to the line who…
$\frac{2}{3}$
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a seamstress is designing a large quilt in the shape of a trapezoid, as…
The number on the bottom base is $\boldsymbol{5.6}$. The number on the top base is $\boldsymbol{2.4}$.
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the scale drawing is a map of the campus of central middle school. the …
10
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3 find the measure of the unknown angle (?) in the triangle, where two …
$30^\circ$
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$mangle vwx = mangle wvy$ because they are alternate interior angles.$m…
$66$
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graph the image of $\triangle cde$ after a rotation $180^{circ}$ counte…
The image $\triangle C'D'E'$ has vertices at $C'(2, 2)$, $D'(2, 1)$, and $E'(8, 1)$. When plotted and connected, this forms the rotated triangle.
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2. write the coordinates of the final image given: $(x, y) \ ightarrow …
Final coordinates: $A'(-2,3)$, $I'(-1,-1)$, $J'(3,3)$
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graph the image of rectangle klmn after a rotation $90^\\circ$ counterc…
The rotated rectangle has vertices at $(-2,4)$, $(-2,5)$, $(-10,5)$, and $(-10,4)$. When plotted and connected, this forms the 90° counterclockwise rotated image of rectangle $KLM…
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2) calculate the measure of the unknown angle (?) in the figure, where …
$0^\circ$ Wait, no, that can't be. I think I misread the figure: the top angle is 90°, and the bottom left is not a right angle, the right angle symbol is indicating that the tria…
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1. identify the transformation and write the rule:
This is a horizontal translation (shift right 1 unit). The transformation rule is $(x, y) \to (x+1, y)$
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in the figure below, $\triangle vwx$ is drawn. the line $overleftrighta…
$78^\circ$
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graph the image of rectangle qrst after a rotation 90° counterclockwise…
The vertices of the rotated rectangle $Q'R'S'T'$ are $(8, -9)$, $(8, -4)$, $(0, -4)$, and $(0, -9)$. When plotted and connected, these form the 90° counterclockwise rotation of $Q…
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a cylinder is shown below.which diagram is a net for the cylinder?what …
1. Correct net: The top diagram (with rectangle length $20\pi$ mm) 2. Surface area: about $\boldsymbol{1068.1}$ square millimeters
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exploring secants, angle measures, and arc measures explore the propert…
$56^\circ$
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1) in the past, drinking straws were a relative rarity. they could perh…
- Staff at some restaurants avoid automatically providing straws to customers - Discarded straws present hazards for marine wildlife - Straws are now a regularly dispensed item at…
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write the coordinates of the vertices after a rotation $90^{\\circ}$ co…
$B'(6, -7)$, $C'(6, -2)$, $D'(2, -2)$, $E'(2, -7)$
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what is the value of z? ○ 52° ○ 104° ○ 116° ○ 208° 120° 112°
104°
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$mangle hlj = mangle ihk$ because they are alternate interior angles.$m…
$40$ For the follow-up question about moving vertices: Since the lines $KL$ and $IJ$ remain parallel, the alternate interior angle relationship holds, so the sum of angles on the …
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sadlierconnect.com: words audio program59. proximity(präk sim a té)(n.)…
The correctly used words are in items: 1. The teacher made clear not only the school's policy about cheating, but also her personal **disdain** for those who try to pass off other…
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in the figure below, $\triangle hij$ is drawn. the line $overleftrighta…
$83^\circ$
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write the coordinates of the vertices after a rotation $180^{\\circ}$ c…
$Q'=(-6, -2)$, $R'=(-6, -8)$, $S'=(-10, -8)$, $T'=(-10, -2)$
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in the figure below, $\triangle hij$ is drawn. the line $overleftrighta…
$180^\circ$
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composite shapes practice name: p: 2 $11×3.5=38.5$ |shape name|formula|…
Total area of top composite shape: $77.5$ $\text{in}^2$ Total area of bottom composite shape: $78$ $\text{cm}^2$
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test practice 1. multiple choice a home plate from a baseball field is …
C. 120
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20. find the perimeter and area of this triangle. dimensions are in met…
Perimeter: 31 meters Area: $\frac{3}{4}\sqrt{2635}$ square meters (or approximately 37.4 square meters)
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select the correct answer. a polygon is translated and then stretched v…
C. The translation preserves side lengths and angles, but the vertical stretch does not preserve side lengths and angles of the preimage.
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19. find the perimeter and area of this parallelogram. dimensions are i…
Perimeter: 88 meters, Area: 360 square meters
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triangle abc is rotated 100° counterclockwise about point p to create △…
D. $70^\circ$
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identifying the ambiguous case which triangle meets the criteria for th…
The triangle with sides 4, 6, and non-included $66^\circ$ angle (the middle triangle)