Soal SMA · Soal cerita · Kesulitan 2/5

A ladder leans against a wall. The base of the ladder is 5 feet from the wall and the ladder is 13 feet long. How high up the wall does the ladder reach?

A.8 feet
B.10 feet
C.12 feet
D.15 feet

Kunci jawaban & pembahasan

Jawaban: 12 feet

Using Pythagoras: height = √(13² - 5²) = √(169 - 25) = √144 = 12 feet.

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