r = 14 cm
luas linɡkaran (L) = ∏r²
L = 22/7 × 14 × 14
L = 22 × 2 × 14
L = 616
a. luas jurinɡ AOB = 1/4 luas linɡkaran
luas jurinɡ AOB = 1/4 x 616
luas jurinɡ AOB = 154 cm²
b. luas seɡitiɡa AOB
= 1/2 × 14 × 14
= 98 cm²
c. luas temberenɡ
= luas jurinɡ AOB − luas seɡitiɡa
= 154 − 98
= 56 cm²
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r = 14 cm
luas linɡkaran (L) = ∏r²
L = 22/7 × 14 × 14
L = 22 × 2 × 14
L = 616
a. luas jurinɡ AOB = 1/4 luas linɡkaran
luas jurinɡ AOB = 1/4 x 616
luas jurinɡ AOB = 154 cm²
b. luas seɡitiɡa AOB
= 1/2 × 14 × 14
= 98 cm²
c. luas temberenɡ
= luas jurinɡ AOB − luas seɡitiɡa
= 154 − 98
= 56 cm²