3 years ago

What does Evaluate each expression mean?

Mathematics

2 answers:

sveta [45]3 years ago

4 0

<span>form an idea of the amount, number, or value of; assess.</span>

Sedbober [7]3 years ago

3 0

The answer is to solve each expression.

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Subtract 715 from the sum of 810 and 189

hodyreva [135]

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find the circumference and the area of the circle with the radius 9m use the value 3.14 for it do not round your answer be sure

kirill [66]

Explanation:

The circumference and the are of a circle with radius r

are:

$\begin{gathered} A=\pi r^2 \\ C=2\pi r \end{gathered}$

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$A=3.14\cdot(9m)^2=3.14\cdot81m^2=254.34m^2$ $C=2\cdot3.14\cdot9m=56.52m$

Answers:

• Area: ,254.34 m²

• Circumference: ,56.52 m

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2 years ago

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yKpoI14uk [10]

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3 years ago

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A hot-air balloon is at an elevation of 4,800 feet if the balloon falls 40 feet per minute how long will it take for the balloon

Triss [41]

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