Homework Help: Geometry

Posted by Chyna on Tuesday, February 28, 2012 at 8:22pm.

If the measures of the angles of a triangle are in the ratio 1:3:5 , what is the measure in degrees of the smallest angle ?

a. 10
b. 20
c. 60
d. 180

thanks , and would be greatly appreciated if answered ASAP .

Geometry - Sara, Tuesday, February 28, 2012 at 8:24pm
b.20

because
1:3:5

1+3+5=9

180/9=20

20:60:100

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