幾何
三角形、圓、解析幾何與證明題。
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each leg of a 45°-45°-90° triangle measures 12 cm. what is the length o…
D. $12\sqrt{2}$ cm
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fill in the sentence below with the description that most specifically …
it is equiangular
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the diagram shows $\\triangle jkl$ and $\\overrightarrow{km}$. what is …
$123$
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fill in the sentence below with the description that most specifically …
rectangle, because it has four right angles, two pairs of equal and parallel sides with distinct side lengths (19 and 12).
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determine if triangle uvw and triangle xyz are or are not similar, and,…
The triangles are similar. We know this because the ratios of all corresponding sides are equal ( \( \frac{28}{140} = \frac{16}{80} = \frac{22}{110} = \frac{1}{5} \) ), so by the …
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applying the segment addition postulate point b lies between points a a…
The value of \( x \) is \( 5 \). The length of \( \overline{AB} \) in inches is \( 5 \). The length of \( \overline{BC} \) in inches is \( 15 \).
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these figures are congruent. what is ( mangle i )?
$71$
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list the angle measures of \\(\\triangle ijk\\) in order from smallest …
\(m\angle K<m\angle I < m\angle J\)
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find ( mangle q ) in rhombus ( qrst ). ( mangle q = square^circ )
$\frac{230}{3}$ or approximately $76.67^\circ$
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the equation \\(\\sin(40^\\circ) = \\frac{b}{20}\\) can be used to dete…
B. 12.9 cm
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7. x = (-3x + 27)° (5x + 3)° 8. x = -4x + 90 11x + 15 9. x = 19x - 22 3…
7. $x=3$ (matches partial E) 8. $x=5$ (matches partial R) 9. H. $x=18$ 10. S. $x=9$ 11. L. $x=12$ (corrected) 12. C. $x=2$ 13. L. $x=12$ (corrected) 14. A. $x=20$ 15. I. $x=30$
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not feeling ready yet? these can help:
If the question was area, the answer is 8. But since the problem is unclear, please provide the exact question (e.g., find area, coordinates, perimeter, etc.) to get a precise sol…
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figure abcd is a parallelogram. what are the measures of angles b and c…
\(\angle B = 65^\circ\); \(\angle C = 115^\circ\) (the second option: \(\boldsymbol{\angle B = 65^\circ; \angle C = 115^\circ}\))
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given ( m parallel n ), find the value of ( x ). answer attempt 2 out o…
# Explicación: ## Paso 1: Identificar ángulo suplementario El ángulo adyacente a $120^\circ$ forma un ángulo llano: $180^\circ - 120^\circ = 60^\circ$ ## Paso 2: Usar propiedad de…
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writing trigonometric ratios use the diagram of triangle xyz to answer …
Length of side XY: 10 Value of $\sin(X)$: $\frac{4}{5}$ Value of $\cos(X)$: $\frac{3}{5}$ Value of $\tan(X)$: $\frac{4}{3}$
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17 km 15 km b what is the length of the missing leg? if necessary, roun…
8 kilometers
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rotation of 180 clockwise translation 4 units down reflection over x - …
translation 4 units down
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2) rotation: 180° about the origin
The vertices of the rotated figure are $(0,2)$, $(-2,2)$, $(-2,0)$, and $(0,0)$. When plotted, this is a rectangle mirrored across both axes from the original shape.
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1 use the diagram to match each description to the appropriate equation…
1. - The length of the altitude is the geometric mean of the hypotenuse segments: $\boldsymbol{\frac{AD}{CD} = \frac{CD}{DB}}$ - The length of the short leg is the geometric mean …
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1 solve 32²=16 2 circle the geometric mean of 6 and 12 3 circle the geo…
1. $18$ 2. $\boldsymbol{6\sqrt{2}}$ 3. $\boldsymbol{20}$ 4. $25\sqrt{6}$ 5. $14$ 6. $9\sqrt{3}$
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which of the following is true for the following transformation. (x,y) …
To determine the truth of each statement for the transformation \((x,y) \to (x, y + 10)\), we analyze the type of transformation: ### Step 1: Identify the Transformation Type The …
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name alyonna bush envision geometry 7-4 mathematical literacy and vocab…
1. $18$ 2. $6\sqrt{2}$ 3. $20$ 4. $25\sqrt{6}$
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determine the transformation:
The transformation is a reflection over the \( y \)-axis (or a horizontal reflection, \( (x, y) \to (-x, y) \)).
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snowys snow cones has a special bubble gum snow cone on sale. the cone …
$\boldsymbol{\frac{1}{3}(3.14)(4)^2(6)-\frac{4}{3}(3.14)(0.4)^3}$ (matches the first option) --- ### Second Problem (Inscribed Quadrilateral)
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if a triangular cross - section with coordinates at (1, 1), (1, 4), and…
Cone --- ### Question 13
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what is the cross - section of a right cylinder that is perpendicular t…
1. Rectangle 2. $60\pi \text{ cm}^2$ 3. 15.6 square units
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leo is constructing a tangent line from point q to circle p. what is hi…
Construct a circle from point R with the radius RP --- ### Second Question:
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1. trapezoid whnt is shown where r is the midpoint of \\( \\overline{hn…
A. $x = 6$ B. 22.25 --- ### Problem 2
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a giant pie is created in an attempt to break a world record for baking…
22.08 ft²
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each venn diagram has sets a, b, and the universal set u. (a) shade (a∪…
(a) Shaded area: The portion of the universal set $U$ that is outside both circle $A$ and circle $B$. (b) Shaded area: The portion of the universal set $U$ that is outside both ci…
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the volume of a pyramid that fits exactly inside a cube is 18 cubic fee…
1. 54 cubic feet 2. 15 3. $912\pi \text{ cm}^2$
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in the rectangle below, $eg = 5x + 36$ and $qp = 10x - 14$. find $x$.
$x = 10$
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question 1 (multiple choice worth 1 points) (07.03r mc) using the follo…
C. The center is located at (-1, -2), and the radius is 5
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find the angle measure of $\\angle dce$ in the rhombus below if $m\\ang…
$52^\circ$
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in the square below, $m\\angle fep = (10x + 10) ^\\circ$. find $x$.
$x = 8$
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using the following equation, find the center and radius: ( x^2 + 2x + …
The center is located at (-1, -2), and the radius is 5 --- ### Second Question (Circle Tangents & Arcs)
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which shape has \\(\frac{1}{2}\\) shaded?
The bottom-left square (the one with two blue triangles forming half the square)
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in parallelogram abcd below, bd = 38 and be = 8x + 59. solve for x.
$x = -5$
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solve for a in the parallelogram below. 6a + 45 2a + 21
$a = -6$
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omar says that the shaded part of this figure represents \\(\frac{1}{2}…
B. No, because the two parts do not have equal areas.
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(a) shade ((a cap b)). (b) shade (a cup b).
(a) Shade the entire circle $B$ and the area of $U$ outside circle $A$. (b) Shade the entire circle $A$ and the area of $U$ outside circle $B$. Visual summary (text description): …
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solve for ( x ) in the parallelogram below. the parallelogram has angle…
$x = 3$
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marley used a grid to make the design shown. how can she change the des…
Remove the shading from 2 small squares.
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solve for c in the parallelogram below. draw 78° (-2c + 80)°
$c = 1$
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marley used a grid to make the design shown. how can she change the des…
Remove the shading from 2 small squares.
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solve for ( k ) in the parallelogram below.
$k = -10$
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each venn diagram has sets a, b, and the universal set u. (a) shade ( a…
(a) Shade the region of circle B that does not overlap with circle A (the exclusive part of B). (b) Shade the entire circle A, plus the area inside the universal set U that is out…
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translation right 10, up 2 (x,y)--> choose your answer... (x,-y) (y,-x)…
\((y, - x)\)
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using context for each item, determine whether the boldface word from p…
1, 2, 4, 6, 9, 10 (circle these item numbers)
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instructions use the graph to answer the questions. classify graphs 11 …
\( R = \{1,2,4,6\} \) (the first option, so the correct option is the one with \( R = \{1,2,4,6\} \))
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scale factor and dilations independent practice draw a line from the ar…
Let's solve the problem for card A first (finding the scale factor in dilation). # Explanation: ## Step 1: Identify corresponding sides In dilation, the scale factor \( k \) is th…
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shade $a \\cap (b \\cup c)$ on the venn diagram.
Shade the following regions on the Venn diagram: 1. The overlapping area of circle $A$ and circle $B$ (including the triple overlap with $C$) 2. The overlapping area of circle $A$…
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determine the transformation:
The transformation is a horizontal translation (shift) 10 units to the right (or \( (x,y) \to (x + 10,y) \)).
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geometry – unit 5 – lessons 3 - 4 practice problems name:______ 1. each…
A. Dilation A - 3 B. Dilation B - 1 C. Dilation C - 2
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which shows \\overleftrightarrow{gh} \\perp \\overleftrightarrow{ij}?
The left diagram (with \( G, H \) on the vertical - like line and \( I, J \) on the line crossing at \( 90^\circ \)) shows \( \overleftrightarrow{GH} \perp \overleftrightarrow{IJ}…
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which equation can be used to solve for x? $4(2x) = 144$ $8x = 144$ $4x…
\( 4(x + 2)=144 \) ### Part 2: Solve for \( x \)
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(a) shade ( a cup b ). (b) shade ( (a cap b) ).
(a) Shade the entire universal set $U$ **except the overlapping intersection area of circles $A$ and $B$** (this includes the area only in $A$, only in $B$, and the area of $U$ ou…
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instructions use the graph to answer the questions. classify graphs che…
- function - discrete - increasing - linear
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the slope of the line is a negative because the line decreases as it mo…
A. Negative because the line decreases as it moves from left to right
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which of the following is true for the following transformation. \\((x,…
- The area is the same. - The side lengths are congruent. - The angle measures are congruent.
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(a) shade $(a cup b)$. (b) shade $a cap b$. try again the sets $(a cup …
(a) Shade the non-overlapping portion of circle $B$ (the part of $B$ not inside $A$) (b) Shade the non-overlapping portion of circle $A$ (the part of $A$ not inside $B$) For the f…
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a model of a skyscraper was made by an architect. the model was 10 in. …
A. 60 ft
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use the graph to answer the questions. classify a graph multiple choice…
The correct option is: \( D:-4\leq x\leq4 \), \( R:-6\leq y\leq2 \) (the second option in the list, which is: D: \(-4 \leq x \leq 4\) R: \(-6 \leq y \leq 2\))
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#19-27, write the slope 19. m=______, b=______ eq: _______________
$m=-\frac{3}{4}$, $b=1$ Eq: $y=-\frac{3}{4}x+1$
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the blueprint shows the floor of a circus tent shaped like a regular 16…
The angle sum of a regular 16-gon is $2520^\circ$. The measure of each interior angle is $157.5^\circ$. The measure of each of the 4 equal angles that make up an interior angle is…
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t ticket: finding an area 1. a 6 inch by 10 inch rectangle is dilated b…
540 square inches ### Part b
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triangle hij is similar to triangle klm. find the measure of side kl. r…
34.2
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the perimeter of the shape below is 72 m. drag and drop to write an exp…
9 m
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in the figure below, ( l parallel m ). find ( x ).
$51$
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dynamic module 7 practice (rm c3) due friday by 3:25pm points 16 submit…
\(75\)
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Question was provided via image upload.
- Venn diagram layout: Two non-overlapping circles (second bottom button selected) - Red circle ($X$): Contains $\{1, 3, 5, 7\}$ - Blue circle ($Z$): Contains $\{2, 9\}$ - Univers…
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in the figure below, ( l parallel m ). find ( x ).
$120^\circ$
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a 4-ft vertical post casts a 20-in shadow at the same time a nearby cel…
276
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determine whether the triangles are similar. if so, write a similarity …
A. Yes, \( \triangle PSQ \sim \triangle RST \) because \( \angle S\cong\angle S \) and \( \frac{PS}{RS}=\frac{QS}{TS} \). Thus, the triangles are similar by the SAS - theorem.
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in the figure below, ( l parallel m ). find ( x ).
$110$
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the venn diagram shows the sets d, r, i, and the universal set u. shade…
Shade regions III and VIII on the Venn diagram.
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the venn diagram shows the sets o, b, t, and the universal set u. shade…
Shade region V (the area common to all three circles $B$, $O$, and $T$).
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refer to the venn diagram below, and indicate which region(s) should be…
VIII
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15 m 12 m 7 m 15 m 7 m 7 m ? m 72 - - - - - -
$9$ m
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42. given: rectangle abcd with e, the midpoint of \\(\\overline{dc}\\).…
\(\angle EAB \cong \angle EBA\) is proven. --- ### Problem 43
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lesson 2: slicing solids exit ticket: sketch it here is a square pyrami…
The cross - section is a square (smaller than the base square of the pyramid, parallel to the base). To sketch it, draw a square inside the pyramid such that its sides are paralle…
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a ring - shaped region is shown below. its inner diameter is 18 yd. the…
$197.82$ yd²
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25 triangle xyz is shown below what is the vertical distance between x …
$\sqrt{5}$
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set a pages 295 - 298 what ordered pair names point a? start at the ori…
\((3,4)\) ### Set A - Question 4: What is the ordered pair for the origin?
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24 given the figure below, what is the distance from home base to 2nd b…
127.279 feet
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shade $(a cap b) cup c$ on the venn diagram.
Shade the overlapping area of circles A and B, and shade the entire circle C (including its overlaps with A and B).
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question what is an equation of the line that passes through the point …
$y = -x + 8$ (or $x + y = 8$)
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a ring - shaped region is shown below. its inner radius is 14 cm, and i…
292.02 $\text{cm}^2$
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lesson 4 homework practice polygons and angles find the sum of the inte…
The sum of the interior angle measures of a pentagon is \( 540^{\circ} \) For problem 2 (decagon, \( n = 10 \)):
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determine if the graph is linear or nonlinear. increasing,decreasing, b…
Nonlinear; increasing
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41. given: parallelogram abcd shown below, diagonals \\(\\overline{ac}\…
$\boldsymbol{\angle ACD \cong \angle CAB}$ is proven using the alternate interior angles theorem for parallel sides of a parallelogram.
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the volume of this cylinder is 3,818.24 cubic inches. what is the radiu…
$r \approx 8.00$ inches
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question the midpoint of \\( \\overline{ab} \\) is \\( m(-1, -1) \\). i…
The coordinates of $B$ are $(-3, -4)$
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does this graph represent a linear or nonlinear relationship? nonlinear…
Linear (the purple button labeled "Linear")
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describe the shape formed by the intersection of the plane and the soli…
(Problem 3): The shape formed by the intersection of the plane and the cylinder (the solid) is a circle. ### Problem 4:
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which graph is linear? graph b graph c graph d graph a
(Assuming the correct linear graph is, for example, if Graph A is a straight line, then) Graph A (or the appropriate graph based on the actual visual which shows a straight line, …
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does this graph represent a linear or nonlinear relationship? linear no…
Linear
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select all the characteristics that describe a discrete graph. select a…
A. It is made up of individual points C. It is broken into separate parts
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3d objects: rectangular prisms and cubes measurement – lesson 4 1. dete…
- Surface Area of the cube: \( \boldsymbol{1734} \) square inches. - Volume of the cube: \( \boldsymbol{4913} \) cubic inches. ### Problem 2a: Rectangular Prism with dimensions \(…
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11. solve $-2(x + 2) < x + 8$. then graph the solution set on a number …
The solution is $x > -4$. To graph: Draw an open circle at $-4$ on a number line, then shade the region to the right of $-4$. --- ### For Problem 13: