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23-11-2016
Mathematics

contestada

Triangle ABC is similar to triangle FGH. Angle A measures 42 degrees. Angle G measures 49 degrees. Find the measure of angle H.?
A.) 42

B.) 89

C.) 119

D.) 29

Respuesta :

Greenleafable Greenleafable

03-12-2016

A triangle has 180 degrees in total.
If one of its angles is 42 degrees, and the other one is 49 degrees, we get the value of the third angle by subtracting the sum of these two angles from 180.
So:
180 - (42+49) = 180 - 91 = 89

The correct answer should be B. 89

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