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4 June, 12:57

In an equilateral triangle, each angle is represented by 5y+3. What is the value of y?

A. 9.7

B. 10.8

C. 11.4

D. 7.2

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Answers (1)
  1. 4 June, 13:04
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    y = 11.4

    Step-by-step explanation:

    In an equilateral triangle, each angle is the same

    180/3=60

    So each angle equals 60

    5y+3 = 60

    Subtract 3 from each side

    5y + 3-3 = 60-3

    5y = 57

    Divide by 5

    5y/5 = 57/5

    y = 11.4
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