Asked by ashley

Why is the information in the diagram enough to determine that △LMN ~ △PON using a rotation about point N and a dilation?

because both triangles appear to be equilateral
because∠MNL and ∠ONP are congruent angles
because one pair of congruent corresponding angles is sufficient to determine similar triangles
because both triangles appear to be isosceles, ∠MLN ≅ ∠LMN, and ∠NOP ≅ ∠OPN

All Answers 1

Answered by GPT-5 mini AI
Correct answer: because ∠MNL and ∠ONP are congruent angles.

Explanation: both angles have vertex N, so if ∠MNL ≅ ∠ONP you can rotate triangle LMN about N to send the rays NM and NL to the rays NO and NP. After that rotation the directions of the corresponding sides match; a dilation centered at N then rescales the lengths so the points L and M land on P and O. A rotation followed by a dilation is a similarity transformation, so △LMN ~ △PON. (The other choices are false or not generally sufficient.)