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can some one help me check over my work please

this is what i get but i dont have this correct on the question which is...

 

What is the area of a sector with radius 10" and measure of arc equal to 45°?

 Sep 9, 2019
 #1
avatar+111392 
+2

(45/360)  * 2pi  *  10   =

 

(1/8) * 2pi * 10  =

 

(20/8) pi  =

 

( 5pi) / 2   =

 

(5/2) pi  =

 

2.5 pi     ⇒    correct  !!!!

 

 

cool cool cool

 Sep 9, 2019
 #2
avatar+790 
+2

this is the question and odessy ware is saying it is wrong???

 

 Sep 9, 2019
edited by travisio  Sep 9, 2019
 #3
avatar+111392 
+2

Let's see

 

Area  of the sector  =  pi * r^2  (45/360)  =   pi *  10^2 * (1/8)    =   100/8 * pi  =  12.5 pi   in^2 

 

 

 

cool cool cool

CPhill  Sep 9, 2019

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