IDNLearn.com provides a collaborative environment for finding and sharing answers. Our platform offers comprehensive and accurate responses to help you make informed decisions on any topic.

Find the perimeter of the semi circle window to the nearest tenth.
20 cm


Find The Perimeter Of The Semi Circle Window To The Nearest Tenth 20 Cm class=

Sagot :

Answer:

628.3 cm

Step-by-step explanation:

The window has a semicircle shape = half of a circle

Perimeter of the window = ½(πr²)

Radius (r) = 20 cm

Plug in the value

Perimeter of the window = ½(π*20²)

= ½(π*400)

Perimeter of the window = 628.31853 ≈ 628.3 cm (nearest tenth)