deelynnray
deelynnray
15-11-2016
Mathematics
contestada
Find the measure of angle E.
25
30
70
85
Respuesta :
BobR9
BobR9
15-11-2016
Well, you know all angles inside a triangle add to 180 degrees. So:
2x+25+2x+10+x-5=180
5x+30=180
5x=150
X=30
Angle E=2x+25
=2(30)+25
=85
Answer Link
Аноним
Аноним
15-11-2016
Triangle
D + E + F = 180
2x +10 + 2x +25 +x - 5 =180
5x +30 = 180
5x = 150
x = 150/5
x = 30
m<E = 2x + 25 = 2(30) + 25 = 60 + 25 =85
Answer:
angle E = 85
Answer Link
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