3 years ago

Does anyone know what this question means?

Mathematics

2 answers:

ioda3 years ago

7 0

Answer:

Yes

Step-by-step explanation:

I know what it means. Trust me. I know.

Greeley [361]3 years ago

7 0

Answer:

I think your answer is either A or D..... Not 100% sure though....

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Can someone pls help? ab to fail geometry. any help is nice.

Mamont248 [21]

By the law of cosines, the angle $C$ satisfies

$8.77^2=2^2+9^2-2\times2\times9\times\cos C$

which reduces to

$\cos C=0.2246\implies C=\arccos(0.2246)\approx1.34422\text{ rad}$

which converts to approximately 77 degrees (this can be done my multiplying by 180 and dividing by pi).

7 0

3 years ago

Find the midpoint of the segment with the given endpoints.<br> (-4,-5) and (10,- 9)

Elanso [62]

Answer:

(3, -7)

Step-by-step explanation:

$\left(\frac{-4+10}{2}, \frac{-5-9}{2} \right)=(3, -7)$