Question

Given the following diagram, find the required measure.

Given: l | | m
m ∠1 = 140°
m ∠3 = 50°

https://media.glynlyon.com/g_geo_2013/3/page70a.gif

m ∠4 =

40
90
130
140

Answer 1

i think its 140..am I right?

Answer 2

@HonorsStudent

Answer 3

No.
<3 and <4 are supplementary
So
<3+ <4 =180
Since you know <3=50
50 +<4=180
Subtract 50 on both sides
<4=?

Answer 4

so its 130?

Answer 5

Yes

Answer 6

thnx:)

Answer 7

No problem