2 years ago

Looking for right triangle side a is 1 inch long,and side b is 2 inches long. What is the length of side c?

Mathematics

1 answer:

Sergeeva-Olga [200]2 years ago

3 0

Answer:

$\sqrt{5}$

Step-by-step explanation:

$a^{2} + b^{2} = c^{2}$

In this situation a = 1, b = 2

$1^{2} + 2^{2} = c^{2}$

1 + 4 = $c^{2}$

5 = $c^{2}$

c = $\sqrt{5}$

This is an important mathematical theorem to know. It's called the Pythagorean Theorem.

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