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The drawing below shows a ladder leaning against a building. Part A: How tall is the building? Round your answer to the nearest tenth. Show or explain your answer using words, numbers, and/or symbols in your explanation. The distance is 10 feet in the bottom and the ladder is 20 feet. Pls help :(

The drawing below shows a ladder leaning against a building. Part A: How tall is the building? Round your answer to the nearest tenth. Show or explain your answ class=

Answer :

mlarsen5000

Answer:

The height of the building is 17.3 feet

Step-by-step explanation:

It's a right angle, so use the Pythagorean Theorem.

a²+b²=c²

10²+b²=20²

100+b²=400

b²=400-100

b²=300

b=300

b=17.3

The height of the building is 17.3 feet

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