WorksheetsFinding Area of Semi Circles
Total questions: 9
Worksheet time: 9mins
what is the formula for finding the area of a semi-circle
A = π r2
C = π r2
A = π r2 / 2
A = 2 π r
What is the area of this semi circle?
100.5 square cm
25.1 square cm
50.3 square cm
12.6 square cm
what is the area of this semicircle ?
d = 8 cm
100.48 cm2
80 cm2
200.96 cm2
25.12 cm2
Mrs. Wilson placed the welcome mat shown below on her front door step. What is the area of her welcome mat in square feet? Leave in terms of π.
2π
8π
10π
4π
what is the formula for finding the area of a semi-circle
A = π r2
C = π r2
A = 1/2 π r2
A = 2 π r
A = 2π r2
Mrs. Wilson placed the welcome mat shown below on her front door step. What is the area of her welcome mat in square feet?
A = 25.12 sq. inches
A = 50.24 sq. inches
A = 31.4 sq. inches
A = 12.56 sq. inches
A semi-circle is half of a circle. How should the Area formula be changed so that it gives you the Area of a Semi-Circle?
A=4π⋅r2
A=2π⋅r2
A=2(π⋅r2)
A=4(π⋅r2)
What is the area of this composite shape? (Use 3.14 = π and round to the nearest tenths place)
21
19.2
40.2
42
Find the area of the semicircle. Round you answer to the nearest hundredth.
19.63
9.8125
9.81
39.25
