A. l + b + h
B. 2(lb + bh + hl)
C. l × b × h
D. lb + h
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A. 4a²
B. 6a²
C. a²
D. 8a²
A. 25
B. 75
C. 100
D. 125
A. 22
B. 44
C. 11
D. 14
A. 154
B. 308
C. 616
D. 77
A. 10
B. 15
C. 20
D. 25
A. πr²
B. 2πr
C. πd
D. r²
A. 44
B. 154
C. 308
D. 98
A. Side × side
B. ½ × product of diagonals
C. Base × height
D. 2 × diagonal
A. √3a²
B. a²
C. (√3/4)a²
D. (3/4)a²
