2 years ago

Can someone help me with these questions ASAP!!

Mathematics

2 answers:

Igoryamba2 years ago

7 0

Hope this helps with your questions :)

Maksim231197 [3]2 years ago

6 0

Answer:

Step-by-step explanation:

Formula of the circumference of the circle is 2*pi*r

1.A=pi*r^2=pi*3^2=9pi

2.A=pi*10.8^2=

3.r=14/2=7 so

A=pi*7^2=49pi

4. A=pi*(31/2)^2Km^2=15.5^2*pi

5. semicircle

A=pi*16^2/2cm^2=

6.A=pi*(22.6/2)^2=11.3^2*pi

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