幾何
三角形、圓、解析幾何與證明題。
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how many sides does a heptagon have? □ sides submit
7
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what is m∠1? 67° 77° m∠1 = □°
\(144\)
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graph the image of m(-7, -9) after a reflection over the line y = -x.
The image of \( M(-7, -9) \) after reflection over \( y = -x \) is the point \( (9, 7) \). To graph it, locate the point with \( x \)-coordinate 9 and \( y \)-coordinate 7 on the …
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question 5 of 10 if abcde is translated 3 units to the right and 4 unit…
A. It will move but won't change shape or size.
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what is m∠1? 74° 1 123° m∠1 = □°
\(49\)
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what is m∠1? 41° 97° m∠1 = \\boxed{\\space}° submit
\(138\)
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is this shape a regular polygon? image of a quadrilateral with sides la…
yes
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is this shape a regular polygon? yes no
no
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what is m∠1? diagram: triangle with angle 1, a 36° angle, and an exteri…
\(77\)
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is this a polygon? yes no
no
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what is m∠1? triangle with angles 33° and 103° m∠1 = \\boxed{}°
\(136\)
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what is m∠1? 109° 33° m∠1 = ☐° submit
\(76\)
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how many sides does a decagon have? □ sides submit
10
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graph the image of s(6, 5) after a reflection over the line y = x.
The image of \( S(6, 5) \) after reflection over \( y = x \) is the point \( (5, 6) \), which should be graphed at the coordinates \( (5, 6) \) on the given grid.
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what is m∠1? 55° 81° m∠1 = □°
\(136\)
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graph the image of q(-1, 6) after a reflection over the line y = x.
The image of \( Q(-1, 6) \) after reflection over \( y = x \) is the point \( (6, -1) \).
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is this shape a regular polygon? 53° 80 48 53° 238° 80 238° 80 48 238° …
no
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what is m∠1? 41° 51° 1 m∠1 = □°
\(92\)
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graph the image of m(-1, -7) after a reflection over the line y = -x.
The image of \( M(-1, -7) \) after reflection over \( y=-x \) is the point \( (7, 1) \). To graph it, locate the point with \( x = 7 \) and \( y = 1 \) on the coordinate plane.
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a triangle has interior angle measures of 31°, 2c − 10°, and c + 3°. wh…
\(52\)
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a triangle has interior angle measures of 2p + 1°, 3p − 2°, and 2p − 8°…
\(27\)
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what is the value of u? write your answer as an integer or as a decimal…
\(29.8\)
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identify two segments that are marked parallel to each other on the dia…
\( PO \) is parallel to \( QS \)
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what is the value of z? write your answer as an integer or as a decimal…
\(18.6\)
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the diagram shows a triangle. 6x-23° 3x-7° 6x what is the value of x? x…
\(14\)
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what is the value of u? u = \boxed{}^circ submit
\(2\)
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3) what is the volume of a cylinder with a diameter of 2.18 cm and a he…
The volume of the cylinder is approximately \( 26.90\space cm^{3} \) (or more precisely, using more decimal places for \( \pi \), the value can be calculated as needed, but this i…
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51) containing the points (1,3) and (-1,2)
La ecuación de la línea es \( x = 1 \)
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math notes right triangle with leg a, leg b, hypotenuse c, 90° right an…
If \(A = 3\), \(B = 4\), then \(C = 5\) (using the Pythagorean theorem \(A^{2}+B^{2}=C^{2}\))
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a radio transmission tower is 200 feet high. how long should a guy wire…
264.46
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suppose you are headed toward a plateau 53 m high. if the angle of elev…
\(30.60\)
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in the coordinate plane, the point a (2, 0) is translated to the point …
To find the translation vector, we calculate the change in \( x \)-coordinates and \( y \)-coordinates from \( A(2, 0) \) to \( A'(1, -4) \). For the \( x \)-coordinate: \( 1 - 2 …
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from a window 32.0 ft above the street, the angle of elevation to the t…
\( 171 \)
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the figure below has a point marked with a large dot. first, rotate the…
Original point: \((1, -7)\) Final point after \(270^\circ\) clockwise rotation: \((-7, -1)\) (Note: Assuming the marked dot in the original figure is at \((1, -7)\) (from the grid…
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rotate the figure 180° clockwise about the origin. then decide if each …
1. "The final angle measures are the same as the original angle measures." - True 2. "The final side lengths are longer than the original side lengths." - False 3. "The original f…
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reflect the figure across the x-axis. then decide if each statement abo…
1. "If two sides are parallel in the original figure, then those sides are parallel in the final figure." - True 2. "The final angle measures are the same as the original angle me…
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in the coordinate plane, the points x(11, 10), y(2, −8), and z(−7, 4) a…
\(X'(11, - 10)\), \(Y'(2,8)\), \(Z'(-7, - 4)\)
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1. what was the gift that needed assembly? 2. who gathered the money to…
The gift that needed assembly was the Statue of Liberty. For question 2:
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solve the right triangle abc, where c = 90° a = 77.2 yd, b = 41.7 yd c …
\(A = 61^{\circ}40'\) \(B = 28^{\circ}20'\) \(c = 87.7\) yd
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which venn diagram correctly represents the relationship between ration…
The Venn diagram with two separate ovals (rational numbers and irrational numbers) inside the rectangle of real numbers, with the reason "because rational numbers and irrational n…
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solve the right triangle using the given information a = 77.5 yd, b = 4…
\( c = \boxed{88.0} \) yd \( A = \boxed{61^\circ 40'} \) \( B = \boxed{28^\circ 20'} \)
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solve the right triangle using the given information. a = 78.9 yd, b = …
\( c \approx 88.8 \) yd, \( A = 62^\circ 42' \), \( B = 27^\circ 18' \)
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solve each triangle. (means to find all unknown sides rounded to 1 deci…
- Side \( KL \approx 24.5 \) - Angle \( \angle J \approx 60^\circ \) - Angle \( \angle K \approx 62^\circ \)
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oración | correctamente escrito | contiene un error en los primeros tie…
for the second sentence (as it has a clear error): Contiene un error (mark the circle under "Contiene un error" for the second row). (For other sentences: First and third → Correc…
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right triangle abc with right angle at c, hypotenuse ab = 966 m, angle …
The length of side \(a\) is approximately \(\boldsymbol{643\space m}\) (or more precisely \(643.36\space m\)) If we assume the question is to find the length of side \(b\):
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question which of the following statements must be true based on the di…
None of the above.
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which of the following statements must be true based on the diagram bel…
None of the above
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which of the following statements must be true based on the diagram bel…
None of the above.
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reflect the figure over the line y = -1. plot all of the points of the …
The reflected points are \((2, -8)\), \((8, -8)\), and \((7, -4)\). Plot these points on the graph.
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reflect the figure over the line y = x − 5. plot all of the points of t…
To reflect a point \((x, y)\) over the line \(y = x - 5\), we use the formula for reflection over the line \(y = x + c\) (here \(c=-5\)). The reflection of a point \((x, y)\) over…
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solve each triangle. (means to find all unknown sides rounded to 1 deci…
- Side \( KL \approx 24.5 \) - Angle \( \angle J \approx 60^\circ \) - Angle \( \angle K \approx 62^\circ \)
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determine the measure of angle θ to the nearest degree.
$58^\circ$
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diagram shows coordinate system with origin o, upper - half - plane sem…
The angle (let's say \(\theta\)) is \(\frac{\pi}{6}\) (or \(30^\circ\))
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graph the image of u(7, 9) after a rotation 90° counterclockwise around…
The image of \(U(7, 9)\) after \(90^\circ\) counterclockwise rotation around the origin is the point \((-9, 7)\), which should be plotted on the coordinate plane at \(x = -9\), \(…
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graph the image of m(-6, -10) after a rotation 180° clockwise around th…
The image of \(M(-6, -10)\) after a \(180^\circ\) clockwise rotation around the origin is the point \((6, 10)\).
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find the measure of each marked angle -7x° = □° -8x° = □° (type integer…
\(-7x^\circ=\boxed{84}^\circ\) \(-8x^\circ=\boxed{96}^\circ\)
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name the property of equality that the statement illustrates. ( mangle …
Reflexive Property of Equality
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name the property of equality that the statement illustrates. if ( mang…
Transitive
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find the length of a rectangular lawn with a perimeter of 32 meters and…
11
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question 5 of 26 given the triangle below, what is ( mangle c ), rounde…
D. \( 41.4^{\circ} \)
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question 4 of 26 given the triangle below, what is ( m angle b ), round…
A. \(55.4^{\circ}\)
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question 3 of 26 in the triangle below, what is the sine of 60°? triang…
B. $\frac{\sqrt{3}}{2}$
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question 2 of 26 given the diagram below, what is \\(\\sin(30^\\circ)\\…
C. $\frac{1}{2}$
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question 1 of 26 a 6 foot long board is propped against the wall of a h…
D. 3 ft
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example 2 a) name the vertex of ∠2. ______ b) name the sides of ∠4. ___…
\( T \) ### b)
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how many (\frac{1}{5})s are in 4? (4 \times 5 = 20) how can you use div…
20
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look at this shape: image of purple shape on grid which image shows a t…
A. Option A
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before finding ( 4 div \frac{2}{5} ), it will help to know the number o…
\( 4\times5 \)
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look at this shape: image of a blue l - shaped figure on a grid which i…
B
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which image shows a translation? images of geometric figures on grids l…
C
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emilio’s dog eats \\(\\frac{3}{2}\\) cups of food in one serving. emili…
Full servings: $4$, Fraction of a serving: $\frac{1}{3}$
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emilio’s dog eats \\(\\frac{3}{2}\\) cups of food in one serving. emili…
The top model (with the smaller shaded rectangle)
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what visual tool is used to represent vectors? ○ dots ○ arrows ○ lines …
B. Arrows
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determine the value of ( x^circ ).
\(25^\circ\)
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graph the image of n(-2, -2) after a rotation 90° counterclockwise arou…
The image of \(N(-2,-2)\) after a \(90^\circ\) counterclockwise rotation around the origin is the point with coordinates \((2, - 2)\). To graph it, locate the point where \(x = 2\…
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graph the image of u(-10, -1) after a rotation 270° clockwise around th…
The image of \(U(-10, -1)\) after a \(270^\circ\) clockwise rotation around the origin is the point \((-1, 10)\). To graph it, plot the point with \(x\)-coordinate \(-1\) and \(y\…
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graph the image of n(9, 10) after a rotation 270° counterclockwise arou…
The image of \(N(9,10)\) after a \(270^\circ\) counterclockwise rotation around the origin is the point with coordinates \((10, - 9)\). To graph it, locate the point where \(x = 1…
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graph the image of w(10, 1) after a rotation 90° counterclockwise aroun…
The image of \(W(10,1)\) after a \(90^\circ\) counterclockwise rotation around the origin is the point \((-1,10)\). To graph it, plot the point with \(x\)-coordinate \(-1\) and \(…
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example 1 a) name the vertex of the angle. b) name the sides of the ang…
\( K \) ### b)
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main ideas/questions | notes --- | --- angles (with diagram of angle ab…
### Notes Section (Angles Basics) - An angle is formed by two \(\boldsymbol{\text{rays}}\) with a common endpoint. - This common endpoint is called the \(\boldsymbol{\text{vertex}…
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convert the angle to degrees, minutes and seconds form. 46.33° 46.33° =…
\(46^{\circ}19'48''\)
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each lap around a schools track is \\(\\frac{1}{4}\\) mile. kate wants …
The top model (with the smaller shaded rectangle)
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to dilate the triangle, think about the lengths of the corresponding si…
8
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identify the quadrant(s) of an angle θ that satisfies the given conditi…
D. I and III
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perform the calculation. 180° - 136° 41 180° - 136° 41 = □°□ (simplify …
43°19'
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e. two triangles (left and right, mirrored), dashed rectangle labeled e…
reflection ### f.
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1-64. decide which transformation was used on each pair of shapes below…
### Parte a: # Explicación: ## Paso 1: Analizar simetría Las figuras son reflejos uno del otro a través de un eje vertical (o horizontal, dependiendo de la orientación). La reflex…
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1-65a. the perimeter of the triangle below is 52 units. 7x−4, 19, 10x+3…
\((7x - 4)+(19)+(10x + 3)=52\) (the third option)
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1-65b. the perimeter of the triangle at right is 52 units. 7x−4, 19, 10…
\( x = 2 \) ### Medida de \( 7x - 4 \)
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1-65b. the perimeter of the triangle at right is 52 units. 7x−4 19 10x+…
\( x = 2 \) ### Medida de \( 7x - 4 \)
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1-66. bertie placed a transparent grid made up of unit squares over eac…
16 ### Part b
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1-61b. this time, abcd is rotated °180° about the point as shown. copy …
Para resolver la rotación de \( 180^\circ \) de \( ABCD \) alrededor del punto dado: 1. **Usar papel de trazo**: Coloca el papel de trazo sobre el diagrama, traza \( ABCD \), el p…
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use the diagram to complete the statements. the angle of depression fro…
Angle 1 is the angle of elevation from point R to point Q. Angle 2 is the angle of elevation from point R to point S. The angle of elevation from point S to point R is angle 3. Th…
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answer the questions about the figures below. figure a figure b figure …
(a) Figure B (b) Figure B, Figure C (c) Figure A, Figure B, Figure C
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solve for r and graph the solution. $5 < |r + 35|$ click two endpoints …
The solution for \(r\) is \(r < - 40\) or \(r> - 30\). To graph: For \(r < - 40\), draw an arrow to the left from an open circle at \(-40\); for \(r>-30\), draw an arrow to the ri…
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answer the questions about the figures below. figure a figure b figure …
(a) Figure A, Figure B, Figure C (b) Figure A (c) Figure A
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write the coordinates of the vertices after a dilation with a scale fac…
\( P'(1, -2) \), \( Q'(1, 1) \), \( R'(2, 2) \), \( S'(2, -1) \)
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write the coordinates of the vertices after a dilation with a scale fac…
The coordinates after dilation are \( D'(-1, 0) \), \( E'(-1, 2) \), \( F'(2, -1) \), \( G'(2, -2) \)
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write the coordinates of the vertices after a dilation with a scale fac…
The coordinates of the vertices after dilation are \( J'(-10, -10) \), \( K'(6, -10) \), \( L'(6, 10) \), and \( M'(-10, 10) \).
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which of the following statements must be true based on the diagram bel…
\(\overline{WX}\) is a segment bisector. \(W\) is the vertex of two angles that are congruent to one another.