The answer is c.
a ruler should be used to measure an earthworm
4 + 3 is 7, 1/4 + 3/4 is one pound. so 4+3+1= 8..................
Answer:
Area of Shaded Region 
Area of Semicircle 

Step-by-step explanation:
Area of Shaded Region = Area of Sector - Area of Semicircle
<u>Area of Sector</u>
Radius of the sector =20cm

<u>Area of Semicircle</u>
Since AB is the diameter of the semicircle
Radius of the Semicircle=20/2=10cm
Area of semicircle

Therefore, area of Shaded Region

Area of Square =20 X 20 

Answer:
The first one is ur answer
Step-by-step explanation: