Calculate the value of a

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Wagner Leonardi asked Apr 23, 2022

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Calculate the value of a

Mathematics
college

Wagner Leonardi asked Apr 23, 2022

by Wagner Leonardi

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13 votes

Answer:

25°

Explanation:

Angles in a circle add up to 360°

5a + (a + 60) + (2a + 100) = 360

5a + 3a + 160 = 360

5a + 3a = 8a

8a + 160 = 360

Make a the subject

8a + 160 = 360

8a = 200

200 ÷ 8 = 25°

Have a great day <3

Galik answered Apr 28, 2022

by Galik

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