3 years ago

HELP PLEASE!

Mathematics

2 answers:

Strike441 [17]3 years ago

6 0

It would be 3.87,to the nearest hundred cause the real length is √15

Alex Ar [27]3 years ago

5 0

For this problem, we can use the pythagorean theorem. The formula for that is:

a²+b²=c² where a and b are side lengths and c is the hypotenuse

Plug in the data that we know

7²+b²=8²
49+b²=64
subtract 49 from both sides
b²=15
b=√15
b=3.8729
round to the nearest hundredth
b=3.88 units

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