Triangles
This angle adds up to 90 degrees.

What is a2 + b2 = c2


What is x = 116 degrees?



This is the value of y, z, w, x and v.

What is x = 58 degrees?
What is w = 17 degrees?
What is z = 10 degrees?
What is y = 79 degrees?






What is (n - 2) x 180°?
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