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The hypotenuse of a right triangle measures 15 cm and one of its legs measures 8 cm. Find the measure of the other leg. If necessary, round to the nearest tenth.
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The hypotenuse of a right triangle measures 15 cm and one of its legs measures 8 cm.

Find the measure of the other leg. If necessary, round to the nearest tenth.

User Musab Dogan
by
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1 Answer

3 votes
Use Pythagorean theorem
a^2 + b^2 = c^2
C = hypothenuse
8^2 + b^2 = 15^2
64 + b^2 = 225
b^2 = 161
b = square root 161 = 12.68

Solution: 12.7 cm
User Herminia
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