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11 votes
Can you help me find the value of a​

Can you help me find the value of a​-example-1

1 Answer

10 votes

Answer:

In equilateral triangle all angles and sides are equal, that means all the angles will be 60 degree

Explanation:

3a-3=60degree

3a=60+3=63

a=63/3=21

The value of a =21

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User Velina
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