korbinwilkinsen
contestada

WILL GIVE BRAINLIEST PLEASE PLEASE PLEASE HELP ASAP!!

If <1 and <2 form a linear pair, m<1 = 100 + 20x, and m<2 = 20x, find
m<1 .

a.
2°
b.
40°
c.
140°
d.
180°

Respuesta :

usagimiller
C is correct! i had the same exact test but in flvs
choixongdong
a linear pair means the two angles add up to equal 180 degrees
so
m<1 + m<2 = 180
 100 + 20x + 20x = 180
40x = 80
x = 2

m<1 = 100 + 20x  = 100 + 20(2) = 140

answer
c.
140°