1 Answer

Mrueg · Answer 1 · 2023-12-17T07:07:17+0000

Given

To find the measure of ∠CGB.

Step-by-step explanation:

It is given that,

That implies,

$\angle CGB=x+80$

Since x=40°.

Then,

$\begin{gathered} \angle CGB=40+80 \\ =120\degree \end{gathered}$

Hence, the measure of ∠CGB is 120°.

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