Can someone please help me ill give them brainliest awnser if its correct

it's also worth 20 pts

49 pi or 153.86

Step-by-step explanation:

The area of a circle can be found using

a=pi*r^2

We know the radius is 7 so we can substitute that in

a=pi*7^2

a=pi*49

The answer in terms of pi is 49pi units^2

For an exact answer, substitute 3.14 in for pi

a=pi*49

a=3.14*49

a=153.86

The area is also 153.86 units^2

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.