tray71016
tray71016
31-05-2018
Mathematics
contestada
in triangle ABCD, m
What is m
Respuesta :
choixongdong
choixongdong
31-05-2018
Isosceles triangle because CA= CB
so <A = <B
4x + 5 = 5x - 1
x = 6
<A = <B = 5(6) - 1 = 30 - 1 = 29
<C = 180 - 2(29)
<C = 180 - 58
<C = 122
answer
m<C = 122
°
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