Question

In ΔRST, R = 5 cm, and ∠SRT = 45° and ∠RST = 45°. Which criterion can be used to construct ΔRST?​

Answer 1

In ∆RST

two angles are 45°

so the third angle will be=(45+45)-180 = 90°

therefore ∆RST is a right angled triangle.

Answer 2

Answer:

RHS congruence criterion