3 years ago

If r = 12 cm, what is the area of this sector? Express your answer to the nearest tenth of a centimeter.

Mathematics

2 answers:

Elena L [17]3 years ago

8 0

Answer:

339.3 to nearest tenth of cm^2.

Step-by-step explanation:

This is 3/4 of a circle so the area is:

3/4 * pi r^2

= 3/4 * 12^2 pi

= 108 pi

= 339.292

Umnica [9.8K]3 years ago

4 0

Answer:

339.3 cm

Step-by-step explanation:

12 • 12 = 144

Find 144π

Find 3/4 of it

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If r = 12 cm, what is the area of this sector? Express your answer to the nearest tenth of a centimeter.​

If r = 12 cm, what is the area of this sector? Express your answer to the nearest tenth of a centimeter.