Question

four angle of a pentagon are 110,90,125, and 140 respectively. Find the size of the fifth angle.​

Answer 1

Answer:

• Sum of angles in pentagon = 540⁰

• Let the fifth angle be x

According To Question,

>> x +110° +90° +125° +140° - 540⁰

»x + 465 540

» x 540 - 465

>> x = 75°

Hence, The size of fifth angle is 75°

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Answer 2

Answer:

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