Question

pls help with these from Q3

Answer 1

Step-by-step explanation:

When no of sides are 10

Formula for sum of interior angles

= ( n-2) ×180

= ( 10 - 2) × 180

= 8 × 180

= 1440

Each Interior angle will be = 1440 ÷ 10

= 144

Do other part similarly.