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Mathematics 21 Online
OpenStudy (anonymous):

What is the approximate area of the composite figure shown? Use three point one four for pi.

OpenStudy (anonymous):

OpenStudy (anonymous):

he we need to find the area of a semi circle and the rectangle :3

OpenStudy (anonymous):

rectangles area is 18*10=180

OpenStudy (anonymous):

to get the circle we know the radius is 5

OpenStudy (tkhunny):

10 ft * 18 ft = ?? IS that a semi-circle?

OpenStudy (anonymous):

A=πr^2/2

OpenStudy (anonymous):

now the radius is 5 so 3.14*25/2=?

OpenStudy (anonymous):

39.25 :D

OpenStudy (anonymous):

now add 39.25+180 and TADA

OpenStudy (anonymous):

Yayyy ty i understand it noww

OpenStudy (anonymous):

sincerely the guy that likes titan too ;D

OpenStudy (anonymous):

;D yaaasss

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