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#1 2015-07-28 11:36:43
- owenflo
- Member
- Registered: 2014-07-21
- Posts: 115
Area of Circles and Sectors!!! HELP
What is the area of the sector if the radius is 6 and the degree measure is:
18. 50
A5*pi
B4*pi
C3*pi
D9*pi
E 2*pi
F 7*pi
19. 90
A8*pi
B3*pi
C1*pi
D9*pi
E 7*pi
F 2*pi
20. 120
A23*pi
B74*pi
C89*pi
D24*pi
E 59*pi
F 12*pi
I know that the formula is A=(n/360)[(PI)r^2]
I just cannot get these 3 answers for some reason,
please help!
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#2 2015-07-28 15:06:09
- bobbym
- bumpkin
- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606
Re: Area of Circles and Sectors!!! HELP
Hi;
What does
equal?
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
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#3 2015-07-28 15:51:08
- owenflo
- Member
- Registered: 2014-07-21
- Posts: 115
Re: Area of Circles and Sectors!!! HELP
18. A
Thanks!
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#4 2015-07-28 15:54:52
- owenflo
- Member
- Registered: 2014-07-21
- Posts: 115
Re: Area of Circles and Sectors!!! HELP
19. D?
20. F?
If so, thanks so much
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#5 2015-07-28 19:31:34
- bobbym
- bumpkin
- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606
Re: Area of Circles and Sectors!!! HELP
19) D is correct.
20) F is correct.
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
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