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3 years ago

Help how do i solve for this ?

Mathematics

1 answer:

Tanya [424]3 years ago

3 0

Answer:

Solution:

Given,

Radius(r) = 11 ft

C = ?

Now,

$c = 2\pi \: r$

C = 2 × 3.14 × 11

= 70 cm

again,

C = 360°

angle = 315°

So,

C = 70 cm

or, 360° = 70 cm

or 1° = 70/360°

or 1° = 7/36

again ,

area = 7/36 × 315°

= 61.25 cm

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