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Verified answer
T= 16 cmr= 12 cm
Ditanya= LPK?
S²=r²+t²
S²=12²+16²
S²=144+256
S²= 400
S= √400
S= 20 cm
LPK= πr (r+s)
LPK= 3,14 x 12(12+20)
LPK= 3,14 x 12(32)
LPK= 37,68(32)
LPK= 1205,76 cm²
B jawabannya
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