Question

Find the value of unknown angles.

Please tell​

Answer 1

R= 90° (x=20°)

P = 30°(x= 20°)

Q= 60° (x=20°)

Answer 2

Answer:

(2x+20) ° + (2x+10) °+(x+70) ° = 180°

or, 5x° + 100° = 180°

or, 5x° = 80°

or, x° = 16

(2x +20) °= (32+20) ° = 52°

(2x+10) °=(32+10) °=42°

(16+70) °=86°