Consider this right triangle with given measures.

A triangle has side lengths 12 centimeters and b. The hypotenuse is 15 centimeters.

What is the unknown leg length?

Pythagorean theorem:a2+b2=c2

122+b2 = 152

144 + b2 = 225

b2 + 81

b = cm

Question

Mathematics

Plato

13 September, 13:11

Consider this right triangle with given measures.

A triangle has side lengths 12 centimeters and b. The hypotenuse is 15 centimeters.

What is the unknown leg length?

Pythagorean theorem:a2+b2=c2

122+b2 = 152

144 + b2 = 225

b2 + 81

b = cm

+5

Answers (2)

Know the Answer?

Charity · Answer 1

its 9 my doods

Deacon · Answer 2

9

Step-by-step explanation:

So, we have 144+b^2=225.

That means b^2=81

To get rid of the squared part of b^2, we square root both sides.

This gets you b = + or - 9, but since there's no negative side length, it's positive 9.

Consider this right triangle with given measures.A triangle has side lengths 12 centimeters and b. The hypotenuse is 15 centimeters.What is the unknown leg length?Pythagorean theorem:a2+b2=c2122+b2 = 152144 + b2 = 225b2 + 81b = cm

Consider this right triangle with given measures.

A triangle has side lengths 12 centimeters and b. The hypotenuse is 15 centimeters.

What is the unknown leg length?

Pythagorean theorem:a2+b2=c2

122+b2 = 152

144 + b2 = 225

b2 + 81

b = cm