I need help on this hw

Mathematics

1 answer:

Vinil7 [7]3 years ago

7 0

Its 21 because 9+10= 21

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in a circle, a 60° sector has an area of a 36π cm^2. find the radius of the circle. round your answer to the nearest whole centi

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Area of circle = $\frac{ \theta }{360^o} \times \pi r^2 \\ 36 \pi = \frac{60^o}{360^o} \times \pi r^2 \\ r^2=216 \\ r= \sqrt{216} =14.70 \ cm \\ r=15 \ cm \ to \ the \ nearest \ whole \ centimeter.$

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3 years ago

When plotted on a grid, the paths between four neighborhood houses form the shape of a kite as shown.

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Answer:

The area of the figure is 1,000 square feet

Step-by-step explanation:

we know that

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is equal to

$A=\frac{1}{2}[AC*BD]$

where

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substitute

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3 years ago

When using fraction strips ,how do you know that 2 fractions are equivalent

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When the longer strip is on top and the litter strips fit perfectly under the longer one. For example, the fraction 1/3 and 3/6. One longer strip will be on the top representing 6. Then 3 litter 3s will be under that perfectly

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Oh no! Thomas is lost in the GGBL building after an exam, and trying to get out. Thereare four identical hallways leading away f

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Answer:

Check the explanation

Step-by-step explanation:

Since each and every one of the 4 hallways is equally likely then

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