What is the value of x? Enter your answer in the box. x = ___

Mathematics

1 answer:

lapo4ka [179]3 years ago

5 0

Answer:

x=8

Explanation:

The picture tells us that the triangle is equilateral (this means that each angle is 60°). We can assume this because each side has been marked with the same line.

Because each angle is equal to 60°, this means that:

7x+4=60

Now solve for x:

7x=56
x=8

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