First angle of a triangle is 20 more than the second angle. The second angle of the triangle is 2 times the 3rd angle. Find all the angles of the triangle
Answers
Answered by
3
Your three angles total 180, right?
s = f + 20
t = 2s = 2(f + 20) = 2f + 40
f + f + 20 + 2f + 40 = 180
4f + 60 = 180
4f + 60 - 60 = 180 - 60
4f = 120
4f/4 = 120/4
f = 30
s = 30 + 20 = 50
t = 2(50) = 100
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ᴛʜᴀɴᴋ ʏᴏᴜ
Answered by
49
Your three angles total 180, right?
s = f + 20
t = 2s = 2(f + 20) = 2f + 40
f + f + 20 + 2f + 40 = 180
4f + 60 = 180
4f + 60 - 60 = 180 - 60
4f = 120
4f/4 = 120/4
f = 30
s = 30 + 20 = 50
t = 2(50) = 100
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