Question

please answer this question ​

Answer 1

Answer:

20..q: y=60 (180-60)

x=50+60-180

x=70

2nd figure=

y=80(opposite angles)

x=80+60-180

x=80

• 21.q. let the no:of fruit trees be x

no:of non fruit trees =77

2+3×X=77

2+3x=77

3x=77-2

3x=75

x=75÷3

x=25