几何
三角形、圆、解析几何与证明题。
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2 circle the sets of lines that appear to be perpendicular to each othe…
Circle the first, fourth, and fifth sets of lines.
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graph the compound inequality. -480 < x ≤ -440 plot the endpoints. sele…
Plot an open - circle at \(-480\) and a closed - circle at \(-440\), then connect them with a line segment.
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graph the compound inequality. 90 ≤ x < 95 plot the endpoints. select a…
On the number line, place a closed - circle at \(90\) and an open - circle at \(95\), then draw a line segment between them.
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graph the compound inequality. $x\\geq847$ and $x < 849$ plot the endpo…
Plot a closed - circle at \(847\) and an open - circle at \(849\), then draw a segment between them on the number line.
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graph the compound inequality. x > -20 and x ≤ -10 plot the endpoints. …
On the number - line, there is an open circle at \(-20\) and a closed circle at \(-10\), and the segment between them is shaded.
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graph the compound inequality. x ≤ 650 or x > 660 plot the endpoints. s…
On the number line, place a closed - circle at \(650\) and draw a ray to the left. Place an open - circle at \(660\) and draw a ray to the right.
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graph the compound inequality. 85 ≤ x ≤ 88 plot the endpoints. select a…
Plot a closed circle at \(85\) and a closed circle at \(88\), then draw a line segment connecting them.
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question what is the image of $(12,-12)$ after a dilation by a scale fa…
\((3,-3)\)
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what is the image of $(4,-4)$ after a dilation by a scale factor of 5 c…
\((20,-20)\)
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graph the compound inequality. x < -23 or x > -19 plot the endpoints. s…
On the number - line, place an open circle at \(x=-23\) and draw a ray to the left (towards more negative numbers) for \(x < -23\). Place an open circle at \(x=-19\) and draw a ra…
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how is the solution \x is less than 2\ represented on a number line? a.…
B. Open circle at 2, shaded to the left
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consider the original trapezoid and the enlargement. what is the length…
\(12\)
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write the coordinates of the vertices after a dilation with a scale fac…
\( C'(-20,-10) \), \( D'(10,-10) \), \( E'(10,0) \), \( F'(-20,0) \)
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consider the original triangle and the reduction. what is the length of…
\(6\)
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graph the compound inequality. $x\\geq - 54$ and $x\\leq - 50$ plot the…
Plot a closed - circle at \(-54\) and a closed - circle at \(-50\), then connect them with a line segment on the number line.
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write the coordinates of the vertices after a dilation with a scale fac…
\( C'(-15,-10) \) \( D'(10,-10) \) \( E'(10,0) \) \( F'(-10,0) \)
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question in △abc, m∠a = 81° and m∠b = 11°. which statement about the si…
\( CA < BC < AB \)
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determining a scale factor consider the original parallelogram and its …
\(\frac{1}{6}\)
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question in △rst, st = 2, tr = 10, and rs = 9. which list has the angle…
\(m\angle S\), \(m\angle T\), \(m\angle R\)
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what does a closed circle on a number line indicate when graphing an in…
A. The variable is equal to or greater/less than the value
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determining a scale factor consider the original parallelogram and the …
\(2\) cm
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in axyz, m z = 11, m x = 5, and xy = 13. which list has the angles of a…
\(\text{m}\angle Y,\text{m}\angle X,\text{m}\angle Z\)
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question in \\( \\triangle opq, pq = 10, qo = 4 \\), and \\( op = 11 \\…
\(m\angle Q > m\angle O > m\angle P\)
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which inequality is represented by a closed circle at 5 and shading to …
A. \(x\geq5\)
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which scale drawing of a triangle was created by using a scale factor o…
The triangle with base \(3\space cm\) and height \(4\space cm\) (the third triangle in the image) is the scale drawing.
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question in \\( \\triangle k l m, m \\angle k = 24 ^ { \\circ } \\) and…
\(KL < LM < MK\)
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question in △efg, m∠e = 107° and m∠f = 51°. which list has the sides of…
EF, GE, FG
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kim is working on picking sizes for a new rectangular banner for her sc…
- Original Length: 3 feet, Original Width: 4 feet, New Length: 5.25 feet: Has a new width of 7 feet. - Original Length: 5 feet, Original Width: 3 feet, New Length: 12.5 feet: Does…
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determining a scale factor a right triangle has been resized by a scale…
\(0.4\)
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question in \\( \\triangle t u v \\), \\( m \\angle t = 14 ^ { \\circ }…
VT, TU, UV
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consider the original triangle and the scale drawing enlargement. what …
\(4\)
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question in \\( \\triangle qrs, rs = 2, sq = 4 \\), and \\( qr = 3 \\).…
\(m\angle R,m\angle S,m\angle Q\)
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consider the original trapezoid and the reduction. what is the length o…
\(2\)
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question in \\( \\triangle def \\), \\( ef = 13 \\), \\( fd = 2 \\), an…
\(m\angle F > m\angle D>m\angle E\) (the first option in the upper - left corner of the image)
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marco claims that it is possible for a triangle to have two obtuse angl…
Marco is not correct. Because the sum of the interior angles of a triangle is \(180^{\circ}\), if there were two obtuse angles (each greater than \(90^{\circ}\)), their sum would …
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question in \\( \\triangle p q r, q r = 15, r p = 12, \\) and \\( p q =…
\(m\angle P>m\angle Q>m\angle R\)
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determining a scale factor consider the original triangle and its enlar…
\(2\)
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6. a triangle is a right isosceles triangle. find the measure of each o…
Each acute angle measures \(45^{\circ}\).
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in aghi, hi = 20, ig = 16, and gh = 15. which list has the angles of ag…
\(m\angle G,m\angle H,m\angle I\)
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the parallelogram ( hijk ) is a dilation of the parallelogram ( hijk ).…
\(\frac{1}{3}\)
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15. a triangle is equilateral. find the measure of each of its angles.
Each angle of the equilateral triangle measures \(60^{\circ}\).
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think of each segment in the diagram as part of a line. all the angles …
\(\overleftrightarrow{AB}\)
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write the coordinates of the vertices after a dilation with a scale fac…
\( B'(-4,-4) \) \( C'(-4,4) \) \( D'(4,4) \) \( E'(4,-4) \)
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calculating scale factor using the perimeters the perimeter of the orig…
\(\frac{1}{4}\)
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question in \\( \\triangle n o p \\), \\( m \\angle n = 101 ^ { \\circ …
OP > NO > PN
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8. if de = 16x - 3, hi = 9x + 11, and df = 52, find hg.
\(29\)
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think of each segment in the diagram as part of a line. all the angles …
\(\overleftrightarrow{AB}\)
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find m∠vxw. answer attempt 1 out of 2 m∠vxw=◻° submit answer
\(90\)
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question in △abc, bc = 5, ca = 9, and ab = 8. which statement about the…
\(m\angle A < m\angle C < m\angle B\)
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the 2 ft side length of the scale drawing corresponds to a side length …
The scale factor is \(\frac{1}{60}\). The operation to find the dimension of the actual skate - park corresponding to \(4\) ft on the scaled drawing is multiplication (specificall…
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question in \\( \\triangle vwx, m\\angle v = 102 ^ { \\circ } \\) and \…
VW, XV, WX
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consider the scale drawing of a skate park. the 2 ft side length of the…
The scale factor is \(60\). The operation to find the actual dimension corresponding to \(4\) ft on the drawing is multiplication.
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determine the relationship between the two triangles and whether or not…
The two triangles are congruent by the SSS (Side - Side - Side) congruence criterion.
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consider this enlargement. use the measurements of the scale drawing an…
\(20\) cm
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11. connecting the 3 bases in a baseball field creates a right triangle…
\(130^{\circ}\)
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write the coordinates of the vertices after a dilation with a scale fac…
\( Q'(-6,-8) \), \( R'(-2,-8) \), \( S'(-2,10) \)
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which angle pair does not belong with the other three? 2 by three lines…
\(\angle2\) and \(\angle3\)
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question determine the relationship between the two triangles and wheth…
The two triangles are congruent by the SSS (Side - Side - Side) criterion.
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question in △def, ef = 12, fd = 2, and de = 13. which list has the angl…
\(m\angle E,m\angle D,m\angle F\)
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which angle pair does not belong with the other three? explain they are…
$\angle2$ and $\angle3$
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determine the relationship between the two triangles and whether or not…
The two triangles are congruent by the SAS (Side - Angle - Side) criterion.
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question in \\( \\triangle wxy,xy = 17,y w = 7, \\) and \\( wx = 14 \\)…
\(m\angle X,m\angle Y,m\angle W\)
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question in \\( \\triangle a b c, m \\angle a = 112 ^ { \\circ } \\) an…
CA \( < \) AB \( < \) BC
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answer scalene obtuse isosceles acute scalene right scalene acute equil…
Isosceles Obtuse
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what are the coordinates of the image ( r_{(270^{circ}, o)}(-4,5) )? (a…
A. \((5, - 4)\)
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9. when constructing the roof of a house, the top angle must measure 90…
For problem 9: \(135^{\circ}\). For problem 10: \(32^{\circ}\).
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graphing $x\\geq3$ is done with a closed circle at 3 and a shaded line …
1. right 2. reverses 3. multiplying 4. subtract
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answer isosceles acute isosceles right scalene obtuse equilateral scale…
Equilateral
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question in △abc, m∠a = 112° and m∠b = 14°. which statement about the s…
\(AC\lt AB\lt BC\)
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calculating scale factor given the scale drawings dimensions consider t…
The scale factor is \(\frac{1}{3}\) and to find \(B\)'s length, we divide \(24\) by the scale factor.
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answer scalene obtuse scalene right isosceles right isosceles acute sca…
Scalene Acute
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question in aklm, lm = 11, mk = 18, and kl = 16. which list has the ang…
\(m\angle K,m\angle M,m\angle L\)
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analyze hardys work to determine if he is correct. if he is incorrect, …
No. Hardy should have multiplied by the scale factor to find the missing length.
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your friend claims the uneven parallel bars in gymnastics are not reall…
B. no. The bars are in different planes, but they are still parallel
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determining the missing lengths of a scale drawing consider the enlarge…
\(40\) cm
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question in \\( \\triangle c d e, m \\angle c = 88 ^ { \\circ } \\) and…
EC, CD, DE
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a. the plane containing the floor of the tree house is parallel to the …
a. false, The plane containing the floor is above the plane containing the ground b. false, The lines intersect the plane of the ground, so they intersect certain lines of that pl…
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the lounge chair has different settings that change the angles formed b…
\( m\angle1 = 49\)
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selecting the correct scale factor which scale drawing of the parallelo…
The first parallelogram (with side lengths \(2\mathrm{cm}\) and \(5\mathrm{cm}\)) is the correct scale drawing.
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question in \\( \\triangle l m n \\), \\( m n = 8 \\), \\( n l = 13 \\)…
\(m\angle M>m\angle N > m\angle L\) (the option corresponding to \(m\angle M>m\angle N > m\angle L\) in the multiple - choice list)
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determining a scale factor calculating the scale factor given original …
\(8\)
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use the photo to decide whether the statement is true or false. explain…
a. true; The floor is level with the horizontal just like the ground b. false; The lines intersect the plane of the ground, so they intersect certain lines of that plane
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determining a scale factor finding scale factor and dimensions of real …
The scale factor is \(\frac{4}{15}\) and the missing length of the scale model is \(9.6\) feet.
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to find the area of a rectangle, use the formula: a = l * w what is the…
Equation: \(A = 12\times6\) Area: \(72\) square inches
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determining a scale factor finding a scale factor and using it to find …
\(2.5\)
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3 practice 3 the triangles are congruent. which sequence of rigid motio…
A. Translate \( XYZ\) using directed line segment \( YC\). Rotate \( X''Y''Z''\) using \( C\) as the center so that \( X''\) coincides with \( B\). Reflect \( X'''Y'''Z'''\) acros…
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the inequality symbol that means than is >. an inequality that allows t…
1. greater 2. non - strict 3. strict 4. open 5. closed
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a rotation by angle \\( \\angle a c e \\) using point \\( c \\) as the …
a. Because a rotation about point \(C\) by \(∠ACE\) moves ray \(CA\) to ray \(CE\) (rotation property). b. Since \(CA = CE\) (radii of rotation) and the rotation about \(C\) by \(…
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what type of pair of angles are \\( \\angle 2 \\) and \\( \\angle 11 \\…
alternate exterior angles
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what type of pair of angles are \\( \\angle 6 \\) and \\( \\angle 13 \\…
corresponding angles
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what type of pair of angles are \\( \\angle 6 \\) and \\( \\angle 13 \\…
corresponding angles
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ame nd the missing angle using your understanding of the exterior angle…
1. \(105^{\circ}\) 2. \(120^{\circ}\) 3. \(70^{\circ}\) 5. \(95^{\circ}\) 6. \(60^{\circ}\)
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ashtons dad built a playhouse that was a scale model of the family hous…
\(9\) feet
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what type of pair of angles are \\( \\angle 6 \\) and \\( \\angle 13 \\…
corresponding angles
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write the coordinates of the vertices after a dilation with a scale fac…
\(B'(-3,3)\), \(C'(3,3)\), \(D'(-3,-3)\)
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what type of pair of angles are ∠11 and ∠13? 16 corresponding angles al…
consecutive interior angles
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1. what are the pairs of alternate interior angles? a. \\( \\angle 3 \\…
1. B. \(∠3\) and \(∠6\); \(∠4\) and \(∠5\) 2. B. corresponding angles
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the figure shown below is rotated 90° clockwise about the point (0, -1)…
\( 4 \)
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what type of pair of angles are \\( \\angle 5 \\) and \\( \\angle 1 \\)…
corresponding angles
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1. what are the coordinates of the image r x - axis (-3, 8)? a (8, -3) …
D. \((-3, - 8)\)