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Find the approximate measure of the missing length

Find the approximate measure of the missing length-example-1
User Shadowed
by
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1 Answer

18 votes
18 votes

Answer:

b= 20.8

Explanation:

Pythagorean Theorem: a²+b²=c²

a= 12

b= ?

c= 24

Equation: 12²+b²=24²

12²= 144

24²= 576

New equation: 144+b²=576

Find b: 576-144=432


\sqrt432= 20.7846097

Round to nearest tenths: 20.8

b= 20.8

Check answer:

144+432=576

Correct!

User Nikagra
by
2.6k points