Question

The interior angles of a pentagon are (y+13)° , (y+15)° , (y+23)° , (y+29)° and (y+40)°. i. Find the value of y

Answer 1

Answer:

Sum of all angles in a Pentagon is 540⁰

Step-by-step explanation:

So,

y+13+y+15+y+23+y+29+y+40= 540

5y+90=540

5y=450

y=90