Question

The formula c² = a² + b² is the Pythagorean Theorem used to find the sides of a right

Answer 1

Answer:

OPTION C, 5

Step-by-step explanation:

Using the formula, substitute the hypotenuse and the other leg of the right triangle.

13²=12²+b²

Rearrange appropriately.

13²-12²=c²

Convert.

13²=169

12²=144

Apply and work out.

169-144= 25

c²=25

c=√25

c=5

OPTION C is therefore the answer.

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Answer 2

Answer: 5 cm

Step-by-step explanation:

B = $\sqrt{13^{2} -12^{2} } = 5$