This math topic focuses on the area of a circle, specifically calculating it from the diameter. It's part of a broader unit under Geometry - Circle Area - Intro. The problems given require the student to find the area of various circles, by using given diameters and a calculator, which would then reinforce their understanding of the formula for the area of a circle.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

more
View

Area of a Circle from Diameter (with calculator) Worksheet

Mobius Math Academy logo
Area of a Circle from Diameter (with calculator)
1
Find the area
An svg image showing a math problem
a
43.98
b
49
c
251.33
d
153.94
e
21.99
f
98
2
Find the area
An svg image showing a math problem
a
254.47
b
81
c
162
d
28.27
e
56.55
f
408.41
3
Find the area
An svg image showing a math problem
a
64
b
201.06
c
128
d
282.74
e
50.27
f
25.13
4
Find the area
An svg image showing a math problem
a
200
b
62.83
c
483.81
d
314.16
e
100
f
527.79
5
Find the area
An svg image showing a math problem
a
144
b
659.73
c
37.7
d
288
e
75.4
f
452.39
6
Find the area
An svg image showing a math problem
a
34.56
b
380.13
c
121
d
242
e
452.39
f
571.77