SOLUTION: Hello, Can someone show me how to figure out Measure of Central Angle (in degrees. Type Frequency O+ 6 A+ 6 B+ 2 O- 1 A- 1 AB+ 1 B-

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: Hello, Can someone show me how to figure out Measure of Central Angle (in degrees. Type Frequency O+ 6 A+ 6 B+ 2 O- 1 A- 1 AB+ 1 B-       Log On


   



Question 366649: Hello,
Can someone show me how to figure out Measure of Central Angle (in degrees.
Type Frequency
O+ 6
A+ 6
B+ 2
O- 1
A- 1
AB+ 1
B- 1
Percentage of total for the percentage I divided the frequency by total which is 18

Measure of Central Angel in Degrees Here is where I am lost. It is a Central Angel for a pie chart.
Please help me.
Thank you, I sorry it just that I have been out of school for 15 years and I get confused.

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
Type....Freq...Degrees
O+..... 6.......120
A+..... 6.......120
B+..... 2........40
O-..... 1........20
A-..... 1........20
AB+.... 1........20
B-..... 1........20
-----------------------add
.................360
.
.
There are 360 degrees in a circle.
6+6+2+1+1+1+1=18
360/18=20 degrees
.
Ed