WorksheetsSemicircles With Algebra
Total questions: 8
Worksheet time: 19mins
What is the formula for area of a semicircle?
A = 21 π
A = 21 πr
A = 21 πd
A = 21 πr²
Find the area of this Semicircle with a diameter of 18 cm. (Take π = 3.14)
254.34 cm
127.17 cm
56.52 cm
28.26 cm
Find the area of this quarter circle with a radius of 6 cm. (Take π = 3.14)
56.52 cm
113.04 cm
28.26 cm
37.68 cm
Xuan Rong placed the 'WELCOME' mat shown on her front door step. What is the area of her mat in cm2 ? (Take π = 3.14)
3925 cm2
7850 cm2
15 700 cm2
31 400 cm2
What is the area of the yellow quarter circle? Leave the answer in terms of π .
25π m2
6.25π m2
5π m2
1.25π m2
Find the area of the figure. Round your answer to 2 decimal places. (Use the value of π in your calculator)
The area of the figure is (a) cm2 .
The figure shows 3 semicircles. Find the area of the shaded part. (Take π = 722 )
The area of the shaded part is (a) cm2 .
Find the area of the figure. (Take cm2 )
The area of the figure is (a) cm2 .
