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Verified answer
Untuk π kita kesampingkan dulu. Jadinya.LS= 136 cm²
S= 17 cm
Ditanya= t?
LS= πrs > π nya biarkan saja.
136= r x 17
r= 136/17
r= 8 cm
t²= S²-r²
t²= 17²-8²
t²= 289-64
t= √225
t= 15 cm
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