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o-na [289]
3 years ago
15

Using the figure above, what are the measures of the 3 angles in triangle DEF? PLS HURRY! THANKS

Mathematics
1 answer:
STatiana [176]3 years ago
7 0

Answer:

F= 34 degrees (alternate angles are equal)

<u>To</u><u> </u><u>find</u><u> </u><u>D</u><u> </u>

we first have to find the angles at AB

B =180- 165 (sum of angles on a straight line = 180°)

therefore B = 15°(we'll use this to find the angle at E)

A=34 (from the diagram)

so,

D = 180- (15 + 34) [sum of angles in a triangle = 180°]

D = 131°

E=15° (alternate angles are equal )

Step-by-step explanation:

there u go!

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