9. The sides of a triangle are 16 cm, 30 cm, 34 cm. Its semiperimeter is
b) 40 cm
c) 25 cm
(a) 80cm
d) 45 cm
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Answer:
b)40cm
Step-by-step explanation:
Perimeter=16+30+34
=80
semiperimeter=80÷2
=40cm
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