Answer: d
Step-by-step explanation:
Find the area of the rectangle.

Find the area of the base of the semicircle.

12 in would be the diameter, divide by 2 to get the radius.

Plug this into the formula.

Since we do not have a full circle but a semi one instead, we must divide our result by 2.

Add both areas.
180+56.52=236.52
Answer:
30
Step-by-step explanation:
The square root of 900 is 30. It is the positive solution of the equation x2 = 900. The number 900 is a perfect square.
Answer:
Say I want a
Step-by-step explanation:
Ask what do you mean
Answer:
i think its b
Step-by-step explanation:
just quessing though
Because QRST is a parallelogram,
QR = TS, or
b+11=2b, so
b=11.