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OpenStudy (fuzzybird):
OpenStudy (samwisegamge):
6 * 20
OpenStudy (fuzzybird):
= 120
OpenStudy (abdullahm):
We need to split the figure into two.
We have a semi-circle and a parallelogram.
You found the area for the parallelogram. Now, let's find the area of the semi-circle!
OpenStudy (fuzzybird):
Okay, @AbdullahM so how do I do that
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OpenStudy (fuzzybird):
3.14 x 20?
OpenStudy (abdullahm):
Area of a semicircle = 1/2 * \(\pi\) * \( r^2\)
The diameter is 20, which means the radius is 10.
OpenStudy (abdullahm):
And instead of \(\pi\), they want you to replace it with 3.14 which is its approximate value.
So:
Area = \(\bf \frac{1}{2} \times 3.14 \times (10)^2\)
OpenStudy (abdullahm):
@fuzzybird
OpenStudy (fuzzybird):
sorry @AbdullahM i'm here.
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OpenStudy (fuzzybird):
157 is the answer to the problem you gave me, am I correct? @AbdullahM
OpenStudy (fuzzybird):
and then the two added together makes 277 which is our answer right?
OpenStudy (abdullahm):
Correct. Now we add that to the other area you calculated which was 120.
What is 157 + 120 = ?
OpenStudy (abdullahm):
That is correct!
OpenStudy (fuzzybird):
Thank you!
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