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Chapter 2: Q. 203 (page 145)

Use the Pythagorean Theorem to find the length of the hypotenuse.

Short Answer

Expert verified

The length of the hypotenuse is 15.

Step by step solution

01

Given information:

From the given right triangle, we have:

the lengths of the legs: a=9and b=12.

Let the length hypotenuse be"c".

02

Step 2:

Formula:a2+b2=c2

03

Step 3:

Substitute the given values in the formula,

(9)2+(12)2=c2

04

Step 4:

On simplifying:

81+144=c2c2=225

05

Step 5:

Take square root on both sides,

c2=225=(15)2c=15

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