savanah111
08.12.2019 •
Mathematics
The ratio 3/2 can also be written as?
3 to 2
3: 2
all of the above
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Ответ:
Hope this helps you, and have a nice day!
Ответ:
3 to 2
or
3:2
or
3/2
so answer is all of the above
Ответ:
a) The area of the shaded region is 50π.
b)
Step-by-step explanation:
Step 1:
The area of a circle
The area of a semi-circle
The area of a quarter-circle
The shaded region's area is obtained by subtracting the area of the semi-circle with a radius of 10 cm from the area of a quarter-circle with a radius of 20 cm.
The area of the semi-circle with a radius of 10 cm
The area of the quarter-circle with a radius of 20 cm
Step 2:
The area of the shaded region is obtained by subtracting these areas.
The area of the shaded region
The area of the shaded region is 50π square units.
Step 3:
The area of a square is the square of the side length.
The area of the square square cm.
b)