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anonymous
 one year ago
HELP !!!
In a triangle, the second angle is twice the measure of the first, and the third angle is three times the measure of the second. Find the measure of the third angle .
A. 20
B. 30
C. 120
D. 180
It is NOT B.
anonymous
 one year ago
HELP !!! In a triangle, the second angle is twice the measure of the first, and the third angle is three times the measure of the second. Find the measure of the third angle . A. 20 B. 30 C. 120 D. 180 It is NOT B.

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alekos
 one year ago
Best ResponseYou've already chosen the best response.0well we know that the sum of the three angles of a triangle add up to 180 degrees right?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0If you work in terms of the first angle, there is 9 x the first angle. There is 180 degrees in a triangle. 180/9=20 degrees. 1st angle = 20 degrees 2nd angle = 2x20=40 degrees 3rd angle = 3x40=120 degrees. added together, you get 180 degress

alekos
 one year ago
Best ResponseYou've already chosen the best response.0now if we call the first angle x what would this mean?

alekos
 one year ago
Best ResponseYou've already chosen the best response.0not a good idea to just give it away
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