Question

3. The sum of seven interior angles of an octagon is 1000°. Find the eighth ang
Find the number of​

Answer 1

Answer:

Let the eighth angle be k

Step-by-step explanation:

We know that

sum of interior angles of octagon is 1080

therefore

1000 + k = 1080

k = 1080 - 1000

= 80

Therefore the eighth angle is 80