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A right triangle has a leg of 13 cm and a hypotenuse of 21 cm. What is the length of the other leg? Round to the nearest tenth.

A right triangle has a leg of 13 cm and a hypotenuse of 21 cm. What is the length of the other leg? Round to the nearest tenth.
asked 162k views
2 votes
A right triangle has a leg of 13 cm and a hypotenuse of 21 cm.

What is the length of the other leg?

Round to the nearest tenth.

asked
User Mithfindel
by
7.9k points

1 Answer

3 votes

Use the Pythagorean theorem to solve:

X = square root ( 21^2 -13^2)

x = 16.5 cm

answered
User DrM
by
8.6k points
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