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3 years ago

11

How many diagonals are in a polygon with 14 sides.

1 answer:

Akimi4 [234]3 years ago

5 0

I think it's 77 sides

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Kirsten calculated the mean of 10 quiz scores. Later she was told there was an error in grading one of her quizzes. A quiz score

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The mean will be 5 points higher...so...c would be the answer!

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3 years ago

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Ber [7]

Answer:

5,2

Step-by-step explanation:

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100 POINTS PLEAS please help

Kamila [148]

Answer:

$\textsf{A)} \quad 5u^3-2u^2+5u+8$

Step-by-step explanation:

Given expression:

$(-2u^3+5u-1)+(7u^3-2u^2+9)$

Remove parentheses:

$\implies -2u^3+5u-1+7u^3-2u^2+9$

Collect like terms:

$\implies -2u^3+7u^3-2u^2+5u-1+9$

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$\implies 5u^3-2u^2+5u+8$

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2 years ago

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aksik [14]

Answer:

12lbs

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let x be the amount of apples you need, then:

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3 years ago

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In right triangle ABC, <br> A. 30 <br> B.45<br> C.60<br> D.75

AnnyKZ [126]

Is there a picture to show it?

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