3 years ago

A semi circle has a radius 8.2 cm

Mathematics

2 answers:

zaharov [31]3 years ago

5 0

Answer:

Step-by-step explanation:

$Area=\frac{1}{2}*\pi *r^{2}\\\\=\frac{1}{2}*3.14*8.2*8.2\\\\=3.14*4.1*8.2\\$

= 105.57

= 105.6 cm²

jasenka [17]3 years ago

3 0

Try using the app photo math or something like that it helps me a lot

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