Is the first one correct and what are the ages? Thanks

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Mathieu David asked Mar 3, 2022

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Is the first one correct and what are the ages? Thanks

Mathematics
college

Mathieu David asked Mar 3, 2022

by Mathieu David

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1 Answer

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Answer:

a = 30°

Explanation:

We need to find the value of a.

We know that, a straight line makes an angle of 180°.

In this case,

a+3a+2a = 180

6a = 180

a = 30°

So, the value of a is equal to 30°.

Tim Perry answered Mar 10, 2022

by Tim Perry

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