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05-01-2017
Mathematics

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HELP! HELP! HELP!
Lines g, h, and l are parallel and m 1 = 52°.

What is m 11?

A.
38°

B.
52°

C.
128°

D.
138°

HELP HELP HELPLines g h and l are parallel and m 1 52 What is m 11 A 38 B 52 C 128 D 138 class=

Respuesta :

05-01-2017

128*it is:
1=52*
180*-52*=128*
128*=3,2,7,6,10,11

Answer Link

Аноним Аноним

05-01-2017

Here, if the lines are parallel, then
m∠1 + m∠3 = 180 [ Linear-paired angles ]
52 + m∠3 = 180
m∠3 = 180-52 = 128

Now, m∠3 = m∠11 [ corresponding angles ]
So, m∠11 = 128

In short, Option C would be your answer.

Hope this helps!

Answer Link

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