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oee [108]
3 years ago
11

Please help me answer this question giving 25 points to whoever helps me

Mathematics
1 answer:
puteri [66]3 years ago
3 0

Answer:

The perimeter of semi-circle is 3π cm.

Step-by-step explanation:

It is given that the perimeter of circle is, P = 2×π×r. The diagram in this question is semi-circle which is half of circle so you have to divide the 2 to the formula :

Circle,

P = 2×π×r

Semi-circle,

P = (2×π×r)÷2

= π×r

Next, you have to substitute r value into the formula :

r = 3 cm

P = π×3

= 3π cm

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Answer:

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Explaination -

t > 2.5

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ivanzaharov [21]

Answer:

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