Question

Find the value of x in the pentagon when no angle is given ​

Answer 1

Step-by-step explanation:

We know that the sum of all angles of the pentagon

=540°

Therefore,

(x−5) ∘ +(x−6) ∘ +(2x−7) ∘ +x ∘ +(2x−2) ∘

=540 ∘7x ∘

−20

∘

=540

∘

7x

∘

=560

∘

x

∘

=80

∘

Hence, this is the answer.