Question

angle PRS an exterior angle of angle PQR & P-T-R. If angle QPR = 30° angle PQR = 40°, angle RST =20°
find angle PRS and angle RTS.​

Answer 1

Step-by-step explanation:

Question:

(1) The measure of angle QPR is 30°.

;

In triangle QPR three angles sum ;

;

. SUFFICIENT.