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3 years ago

What is the length of the longest side of a triangle that has vertices at (-5,-1), (-5,5), and (3,-1)

Mathematics

1 answer:

Artyom0805 [142]3 years ago

7 0

Answer:

8.9

Step-by-step explanation:

Those vertices form a right triangle so you can use Pythagorean Theorem.

8 squared +4 squared= the squared root of 80

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shepuryov [24]

X= 5
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2 years ago

MATH HELP!!!!!!!!!!!!!!1

torisob [31]

Answer:

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Step-by-step explanation:

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3 years ago

Macy bought a total of 12 fiction and non-fiction books. The fiction books cost $12 each and the

Masja [62]

Answer:

fiction books = 4

non fiction books = 8

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Step-by-step explanation:

let number of fiction books be X so

non fiction books will be 12-X

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2 years ago

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Helga [31]

First note that $x\ge0$ ; otherwise $\sqrt{2x}$ is undefined as long as we're only looking for real solutions.

We can write

$\sqrt{2x}+12=x+8$
$\sqrt{2x}=x-4$
$2x=(x-4)^2$
$2x=x^2-8x+16$
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$\implies x=8,x=2$

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3 years ago

Find two numbers that round 15.5 to the nearest tenth

Hoochie [10]

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