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Gnom [1K]
3 years ago
8

What is the length of the hypotenuse of a right triangle with legs that are 7 feet and 10 feet respectively?

Mathematics
2 answers:
Marizza181 [45]3 years ago
8 0
Use the Pythagorean Theorem:
a² + b² = c² (note: c is the hypotenuse)
7² + 10² = c²
49 + 100 = c²
   149    = c²
\sqrt{149} =  \sqrt{c^{2} }
\sqrt{149} = c
   12.2 ≈ c

zavuch27 [327]3 years ago
6 0
7² + 10² = c² where c = hypotenuse

49 + 100 = c² 
149 = c²

c = √149 feet
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Step-by-step explanation:

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Now you have to convert this decimal to a percent by moving the decimal point 2 spaces to the right.

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So for example,

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4 years ago
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hodyreva [135]

Answer:

Proved

Step-by-step explanation:

Given

(n+5)^2-(n+3)^2

Required

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Expand each bracket

(n+5)(n+5)-(n+3)(n+3)

Open brackets

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Open bracket

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Collect Like Terms

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Factorize

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