A. 7
B. 14
C. 21
D. 28
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A. 2
B. 3
C. 4
D. 5
A. 5
B. 6
C. 7
D. 8
A. 2πr²
B. 3πr²
C. 4πr²
D. πr²
A. 2πr²
B. 3πr²
C. πr²
D. 4πr²
A. (2/3)πr³
B. (4/3)πr³
C. πr³
D. ⅓πr³
A. 1
B. 2
C. 3
D. 4
A. ½ × sum of parallel sides × height
B. Base × height
C. Length × breadth
D. πr²
A. 2
B. 3
C. 4
D. 5
A. 2 times
B. 4 times
C. 6 times
D. 8 times
