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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

Respuesta :

Answer:

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