Archive day

December 21, 2025

104 public questions were asked on this day.

← Dec 20 Dec 22 →
Rectangle ABCD was dilated to create rectangle A'B'C'D. Triangle A B C D is dilated to form triangle A prime B prime C prime D. Side B C is 3.8 units. Side A prime B prime is 15 units and side B prime C prime is 9.5 unit...
Asked by Toxic 1 answer
Triangle EFG is transformed to create triangle E'F'G'. 2 triangles have identical side lengths and angle measures. The second triangle is rotated to the right. Which transformation occurred? translation stretch rotation...
Asked by Toxic 1 answer
Which statements are true about trapezoid ABCD and its translated image, A'B'C'D'? Select two options. The rule for the translation can be written as T–3, 1(x, y). The rule for the translation can be written as T–1, 3(x,...
Asked by Toxic 1 answer
2 lines connect to form a right angle. A third line extends between the 2 lines to form 2 angles which are labeled 1 and 2. Angles 1 and 2 are complementary and congruent. What is the measure of angle 1? 30° 45° 50° 75°
Asked by Toxic 1 answer
Given: g ∥ h and ∠2 ≅ ∠3 Prove: e ∥ f Horizontal and parallel lines e and f are intersected by diagonal and parallel lines g and h. At the intersection of lines g and e, the bottom right angle is angle 2. At the intersec...
Asked by Toxic 1 answer
Angles 1 and 2 are supplementary. 2 lines intersect to form angles 1 and 2. Which equation represents the relationship between their measures? mAngle1 + mAngle2 = 90° mAngle1 + mAngle2 = 100° mAngle1 + mAngle2 = 180° mAn...
Asked by Toxic 1 answer
Point O is the center of dilation. Triangle D E F is dilated to create smaller triangle D prime E prime F prime. The length of O F prime is 3. The length of F prime F is 7. What is the scale factor of the dilation of tri...
Asked by Toxic 1 answer
Lines P S and W T are horizontal and parallel. Lines V R and Q R are diagonal and intersect lines P S and W T to form triangle X Y Z. Which pair of angles is supplementary? ∠RXZ and ∠YXZ ∠PXQ and ∠RXS ∠YZX and ∠UZT ∠WZX...
Asked by Toxic 1 answer
Lines P S and W T are horizontal and parallel. Lines V R and Q R are diagonal and intersect lines P S and W T to form triangle X Y Z. Which pair of angles is supplementary? ∠RXZ and ∠YXZ ∠PXQ and ∠RXS ∠YZX and ∠UZT ∠WZX...
Asked by Toxic 1 answer
Lines P S and W T are horizontal and parallel. Lines V R and Q R are diagonal and intersect lines P S and W T to form triangle X Y Z. Which pair of angles is supplementary? ∠RXZ and ∠YXZ ∠PXQ and ∠RXS ∠YZX and ∠UZT ∠WZX...
Asked by Toxic 1 answer
Which congruence theorem can be used to prove △BDA ≅ △DBC? Triangles B D A and D B C share side D B. Angles C B D and A D B are right angles. Sides C D and B A are congruent. HL SAS AAS SSS
Asked by Toxic 1 answer
Which congruence theorem can be used to prove △BDA ≅ △DBC? Triangles B D A and D B C share side D B. Angles C B D and A D B are right angles. Sides C D and B A are congruent. HL SAS AAS SSS
Asked by Toxic 1 answer
Which transformations could have occurred to map △ABC to △A"B"C? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation
Asked by Toxic 1 answer
Which transformations could have occurred to map △ABC to △A"B"C? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation
Asked by Toxic 1 answer
Which transformations could have occurred to map △ABC to △A"B"C? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation
Asked by Toxic 1 answer
Triangles L M N and P O N connect at point N. Angles L M N and N O P are congruent. Why is the information in the diagram enough to determine that △LMN ~ △PON using a rotation about point N and a dilation? because both t...
Asked by Toxic 1 answer
Triangles L M N and P O N connect at point N. Angles L M N and N O P are congruent. Why is the information in the diagram enough to determine that △LMN ~ △PON using a rotation about point N and a dilation? because both t...
Asked by Toxic 1 answer
Line segment W Y is an altitude in triangle WXZ. Triangle W X Z is shown. An altitude is drawn from point W to point Y on side Z X, forming a right angle. Angles Z W Y and W X Y are congruent. If ΔYWZ ~ ΔYXW, what is tru...
Asked by Toxic 1 answer
Line segment W Y is an altitude in triangle WXZ. Triangle W X Z is shown. An altitude is drawn from point W to point Y on side Z X, forming a right angle. Angles Z W Y and W X Y are congruent. If ΔYWZ ~ ΔYXW, what is tru...
Asked by Toxic 1 answer
Triangle S R Q is shown. Angle S R Q is a right angle. An altitude is drawn from point R to point T on side S Q to form a right angle. The length of S T is 9 and the length of T Q is 16. The length of R T is x. What is t...
Asked by Toxic 1 answer
Consider the two triangles. Triangles A B C and H G I are shown. Angles A C B and H I G are right angles. The length of side A C is 15 and the length of side C B is 20. The length of side H I is 12 and the length of I G...
Asked by Toxic 1 answer
Read the proof. Given: AB ∥ DE Prove: △ACB ~ △DCE Triangle A B C is shown. Line D E is drawn inside of the triangle and is parallel to side A B. The line forms triangle D C E. We are given AB ∥ DE. Because the lines are...
Asked by Toxic 1 answer
Triangle L M N is cut by line segment O P. Line segment O P goes from side M L to side M N. The length of O L is 14, the length of O M is 28, the length of M P is y, and the length of P N is 18. Which value of y would ma...
Asked by Toxic 1 answer
Line segment JL is an altitude in triangle JKM. Triangle K J M is shown. Angle K J M is a right angle. An altitude is drawn from point J to point L on side K M to form a right angle. The length of K J is 13, the length o...
Asked by Toxic 1 answer
On a coordinate plane, a line is drawn from point J to point K. Point J is at (1, negative 10) and point K is at point (7, 2). What is the y-coordinate of the point that divides the directed line segment from J to K into...
Asked by daisy 1 answer