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Ymorist [56]
3 years ago
9

I mark brainlest for anybody who answer this question. just pls help

Mathematics
2 answers:
Lelechka [254]3 years ago
8 0

Answer:

area of semi circle=1/2 ×π(19/2)²=1/2 ×3.14×19²/4=1133.54/8=141.6925=151.7mm²

KATRIN_1 [288]3 years ago
6 0

Answer:

A) 283.4mm^2

Step-by-step explanation:

Ok area of a circle

A=πr2

Radius is half of diameter

19/2=9.5

so

A=(3.14)9.5^2

A=283.385

round this nearest tenth

283.4mm^2

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34kurt

Answer:

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I'm not sure if I did it right but I think that's what it's asking sorry if I'm wrong

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