几何
三角形、圆、解析几何与证明题。
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△lmn and △opq are shown below. which statement is true? △lmn is similar…
\(\triangle LMN\) is similar to \(\triangle OPQ\)
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△qrs and △tuv are shown below.which statement is true?△qrs is similar t…
$\triangle QRS$ is not similar to $\triangle TUV$.
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△def and △ghi are shown below. which statement is true? △def is similar…
\(\triangle DEF\) is not similar to \(\triangle GHI\).
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three students attempt to define the geometric object called an angle. …
- Ivy's definition: Your definition is incorrect, and its precise meaning is unclear. - Ethan's definition: Excellent! You have a razor sharp intellect! - Ebuka's definition: Angl…
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△pqr and △stu are shown below. which statement is true? △pqr is similar…
There is not enough information to determine whether the triangles are similar.
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three students attempt to define what a line segment is. can you match …
- Duru's definition $\to$ I think you have the right idea, but you need to be more careful with your language. - Oliver's definition $\to$ Were you thinking of the term collinear?…
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△pqr and △tsr are shown below. which statement is true? △pqr is similar…
$\triangle PQR$ is similar to $\triangle TSR$.
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select the most precise and correct statement about parallel lines from…
C. Line \(l\) is parallel to line \(m\) if a third line \(p\) can be constructed such that it intersects \(l\) and \(m\) both at right angles.
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90° clockwise rotation: $(x,y)→(y, -x)$ what are the coordinates of poi…
\((5,4)\)
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△jkl and △mno are shown below. which statement is true? △jkl is similar…
\(\triangle JKL\) is not similar to \(\triangle MNO\).
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in the diagram below, \\( \\overline { e f } \\perp \\overline { f g } …
\(\frac{EF}{EH}=\frac{EG}{EF}\) is proved by showing \( \triangle EHF\sim\triangle EFG\) using the AA similarity criterion.
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in the diagram below, ( mangle a=mangle d ), ( mangle b=mangle e ), and…
\(\triangle ABC\) can be mapped onto \(\triangle DEF\) by a sequence of rigid transformations, \(\overline{AC}\) is congruent to \(\overline{DF}\), \(\angle C\) is congruent to \(…
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find v. 7\\sqrt{2} km 45° 45° v write your answer in simplest radical f…
\(14\) kilometers
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find y. 4 in 45° 45° y write your answer in simplest radical form. inch…
\(2\sqrt{2}\) inches
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can you match the teachers comments to the definitions? definition of p…
- Daniela's definition matches “Well done! Because the measure of \( \angle COD\) is \( 180^{\circ}\) (by the definition of a straight angle), the measures of angles \( \angle AOC…
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find m. write your answer in simplest radical form. miles
\(11\sqrt{2}\) miles
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find m. 30° 11√6 mi 60° m
\(11\sqrt{2}\) mi
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abcd is a rectangle. ae = 3x - 6 and bd = 2x. what is ac? a. 24 b. 6 c.…
D. 12
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find v. 18√2 m 30° 60° write your answer in simplest radical form. mete…
\(9\sqrt{6}\) meters
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find d. 30° 60° 3 yd write your answer in simplest radical form. yards
\(2\sqrt{3}\) yards
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find n. write your answer in simplest radical form. meters
\(2\sqrt{2}\) meters
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find y. 60° 8 ft y 30° write your answer in simplest radical form. feet
\(4\sqrt{3}\)
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find y. 18 yd write your answer in simplest radical form. yards
\(9\sqrt{2}\) yards
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find c. write your answer in simplest radical form. centimeters
\(6\sqrt{2}\) centimeters
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find u. 10 ft 45° 45° u write your answer in simplest radical form. feet
\(10\sqrt{2}\) feet
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visitors to the bird oasis aviary are given a cone - shaped cup filled …
\(4.0\)
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5. suppose the green thumb club decided that angle 2 (east corner) must…
\(x = 110\). New Angle 1 and New Angle 2 (as long as their sum is \(145^{\circ}\)) will form a valid triangle because the sum of angles in a triangle is \(180^{\circ}\). If we cal…
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5. suppose the green thumb club decided that angle 2 (east corner) must…
# Explanation: ## Step1: Recall the sum of angles in a triangle The sum of the interior angles of a triangle is \(180^{\circ}\). Let the original angles be \(\angle1\), \(\angle2\…
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△fgh is rotated 180° and translated down to form △fgh. what is the meas…
\(40\)
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given: ( overline{ab} cong overline{ae}; overline{bc} cong overline{de}…
The first blank is filled with \(SAS\) (Side - Angle - Side) and the second blank is filled with \(AD\).
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analyzing triangle relationships analyze the diagram. which statements …
$\triangle RST\cong\triangle UST$ by SAS, $\triangle RWS\cong\triangle UWT$ by AAS, $\angle WTU\cong\angle WSR$ because CPCTC, $\angle RWS\cong\angle UWT$ because they are vertica…
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answer the questions about figure a and figure b below. (a) which seque…
(a) Dilate Figure A with scale factor \(\frac{1}{2}\) centered at the origin, and then rotate that result counterclockwise \(90^{\circ}\) about the origin. (b) Yes
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analyzing triangle in the figure, (overline{wt}congoverline{vt}). the c…
AAS
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which equation would you use to find the length of a side of a square w…
B. \( s^{2}=144 \)
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which congruency theorem can be used to prove that △abd ≅ △dca? sas sss…
SAS
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which equation represents the area of a square with a side length of 9?…
C. \(A = 9^{2}\)
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step 1: copy a segment and an angle. a) which step in the construction …
a) Using the compass to measure the length of the original segment and then transferring that measurement. b) Copy the segment \(\overline{AB}\) to get a segment \(\overline{CD}\)…
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lmn and \\( \\triangle pqr \\) are similar triangles. which of the foll…
\(\angle N\cong\angle R\)
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δlmn and δpqr are similar triangles. which of the following must be tru…
$\angle N\cong\angle R$
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graph the solution to the following inequality on the number line. $x^{…
On the number - line, we use an open circle at \(x=-2\) and \(x = 6\) (because the inequality is strict, i.e., \(<\) not \(\leq\)) and shade the region between \(x=-2\) and \(x = …
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if abcd is dilated by a factor of 3, the coordinate of d would be: d = …
\((6,-6)\)
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if abcd is dilated by a factor of $\\frac{1}{3}$, the coordinate of a w…
\((-1,-1)\)
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the equation of a circle is given below. identify the center and the ra…
Center: \((-1,0)\), Radius: \(4\)
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how many lines of symmetry does this equilateral triangle have?
3
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how many lines of symmetry does this rectangle have?
2
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find the composition of transformations that map abcd to ehgf. reflect …
\( 3 \)
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in the coordinate plane, the point ( a(-4,-1) ) is translated to the po…
The coordinates of \(B'\) are \((-6,0)\) and the coordinates of \(C'\) are \((-5,1)\)
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in the coordinate plane, the point ( a(-2,3) ) is translated to the poi…
\(B'(-3,2)\) and \(C'(-2,-4)\)
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rotate point b 90° clockwise around the origin. in which quadrant is po…
- For the rotation of point \( B \): The quadrant of \( B' \) is Quadrant IV. - For the rotation of point \( C \): If the original coordinates of \( C \) are \((1,4)\), after a \(…
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how many lines of symmetry does each shape have? no lines of symmetry 2…
No lines of symmetry
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triangle rst is translated 5 units to the right and 7 units down. the r…
a) \(R'(1,-3)\), \(S'(-2,-2)\), \(T'(-3,1)\) b) \((x,y)\to(x + 5,y-7)\)
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decide if each statement is true or false. scalene triangles are symmet…
1. False 2. True 3. True
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triangle def is translated 9 units to the right and 6 units up. the res…
(a) \(D'=(2,2)\), \(E'=(1,5)\), \(F'=(5,1)\) (b) \((x,y)\to(x + 9,y + 6)\)
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how many lines of symmetry does each triangle have? no lines of symmetr…
- The green and pink triangles: No lines of symmetry. - The orange triangle: 1 line of symmetry. - The light - blue triangle: 3 lines of symmetry.
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triangle rst is translated 6 units to the left and 7 units up. the resu…
(a) \(R(2,-5)\to R'(-4,2)\), \(S(6,-7)\to S'(0,0)\), \(T(1,-8)\to T'(-5,-1)\) (b) \((x,y)\to(x - 6,y + 7)\)
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how many lines of symmetry does each triangle have? no lines of symmetr…
1. Green triangle: No lines of symmetry. 2. Red triangle: 1 line of symmetry. 3. Blue triangle: 3 lines of symmetry.
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how many lines of symmetry does each triangle have? no lines of symmetr…
1 line of symmetry
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how many lines of symmetry does this figure have? number of lines of sy…
4
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find u. write your answer in simplest radical form. millimeters
\( 17\sqrt{2}\)
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7. to find the, add the lengths of all sides. * 10 points antebellum pe…
7. B. Perimeter 8. C. Symmetry
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find g. write your answer in simplest radical form. inches
\(22\)
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find g. 30° 11√3 in g 60° write your answer in simplest radical form. i…
\(22\)
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find g. 8 m 60° 30° g write your answer in simplest radical form. meters
\(4\sqrt{3}\)
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identify the faces, edges and vertices of this triangular prism. enter …
Faces: \(5\) Edges: \(9\) Vertices: \(6\)
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which rigid transformations can you use to map figure e onto figure f? …
Translation.
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identify the faces, edges and vertices of this square pyramid. enter th…
Faces: \(5\) Edges: \(8\) Vertices: \(5\)
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find the distance between the points a and b given below. (that is, fin…
\(7.21\)
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identify the faces, edges and vertices of this rectangular prism. enter…
Faces: 6 Edges: 12 Vertices: 8
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find p. write your answer in simplest radical form. kilometers
\(3\sqrt{6}\)
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find d. 30° d 60° 7√2 in write your answer in simplest radical form. in…
\(7\sqrt{6}\)
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identify the faces, edges and vertices of this triangular pyramid. ente…
Faces: \(4\) Edges: \(6\) Vertices: \(4\)
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identify the faces, edges and vertices of this triangular prism. enter …
Faces: \(5\) Edges: \(9\) Vertices: \(6\)
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consider circle e. \\( \\overleftrightarrow { c d } \\) is the perpendi…
\(90^{\circ}\)
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4) list the side lengths of △wxz in order from shortest to longest. w x
\(VX<WX<WV\)
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directions: find the value of the variable(s) in each figure. show your…
\( x = 28 \) and \( y = 23 \)
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find the smallest angle of (\triangle ghi). assume that (s) is a positi…
\(\angle H\)
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writing a rule to describe a translation (a) the arrows below show that…
a) \(X'(-4,-5)\), \(Y'(0,-5)\), \(Z'(-1,-5)\) b) \((x,y)\to(x - 8,y - 5)\)
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7. if the diagonals of a parallelogram are perpendicular and not congru…
A rhombus
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find the longest side of △vwx.
\(VX\)
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6. if quadrilateral abcd is parallelogram and m∠a is 78.2°, what is the…
\(78.2^{\circ}\)
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q# 5. if ( moverarc{mn}=87^{circ} ), what is the measure of ( angle mon…
$87^{\circ}$
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4. which answer choice is a counterexample that proves the statement sh…
Rectangle
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q 3. which answer choice is not an undefined term? clear all angle plan…
A. Angle
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what is the measure of angle a? a 10° b 15° c 90° d 105°
B. \(15^{\circ}\)
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17 multiple choice 1 point what is the measure of \\( \\angle a c d \\)…
150
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16 multiple choice 1 point which angles are congruent to each other? <6…
$\angle1$ and $\angle7$
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q 3. which answer choice is not an undefined term?clear allangleplaneli…
# Ex[SSE Completed, Client Connection Error][SSE Completed, Client Connection Error][LLM SSE On Failure]
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2. which of the following could not be the lengths of the three sides o…
3 millimeters, 6 millimeters, 9 millimeters
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15 multiple choice 1 point a triangle has angles measurements of 23 and…
C. 122
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14 multiple choice 1 point which lists the side lengths in order from s…
\(d,f,e\)
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13 multiple choice 1 point what is the value of x? 114° (2x)° 76 38 57 …
\(38\)
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12 multiple choice 1 point in the figure shown, ( ell _ { 1 } parallel …
105
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11 numeric 1 point which angle corresponds with <6? answer
2
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10 numeric 1 point solve for x. answer
\(75\)
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numeric 1 point which angle is complementary to \\( \\angle 2 \\)? answ…
\(\angle3\)
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8 which angle is alternate exterior to \\( \\angle 2 \\)
\(\angle7\)
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7 multiple choice 1 point in the figure shown, ( l_1 ) and ( l_2 ) are …
Angles \(5\) and \(7\) (the option "Angles \(5\) and \(7\)" is the correct one)
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6 numeric 1 point solve for x. answer
\(18.5\)
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4. how has the polygon rqts been translated to produce a polygon with q…
shift down 6 units
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5 multiple choice 1 point list the side lengths from shortest to longes…
\(t,r,s\)