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The triangle shown MUST be a right triangle x=

The triangle shown MUST be a right triangle x=-example-1

1 Answer

7 votes

Answer:

The answer is b) 20.

Explanation:

Pythagorean theorem: a²+b²=c²

Substitution: 12²+16²=x²

Simplify: 400=x², x=20

User Keval Mangukiya
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