Please help me with geometry !! Been stuck a while
2 answers:
Answer:
area of circle having radius 3
is πr²=π*3²=9π square units
area of circle having radius 2
=πr²=π×2²=4π square units
again
area of big circle having radius [3+2]=5 units
=πr²=π×5²=25π square units
Now
<u>area</u> <u> </u> <u>of</u> <u> </u> <u>shaded</u> <u> </u> <u>region</u> <u>=</u> <u>2</u> <u>5</u> <u>π</u> <u>-</u> <u>4</u> <u>π</u> <u>-</u> <u>9</u> <u>π</u> <u>=</u> <u>1</u> <u>2</u> <u>π</u> <u> </u> <u>or</u> <u> </u> <u>3</u> <u>7</u> <u>.</u> <u>7</u> <u>s</u> <u>q</u> <u>u</u> <u>a</u> <u>r</u> <u>e</u> <u> </u> <u>units</u> <u>.</u>
Answer:
37.7 sq units
Step-by-step explanation:
Find area if entire region then subtract out each smaller circle
Diameter of entire circle would be 3(2)+2(2) which is 10 so radius is 5
Area of entire region = 25π
Area of circle one = 9π
Area of circle two = 4π
Area of shaded region = 25π - 13π which is 12π or 37.7
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best i got i had someone help me lol