glorivillavicencio07 glorivillavicencio07
  • 31-08-2021
  • Mathematics
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What is the measure of angle 1?

What is the measure of angle 1 class=

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sossokadeoliveira
sossokadeoliveira sossokadeoliveira
  • 31-08-2021

Answer:

m < Angle one = 45°

Step-by-step explanation:

Angle one = (2x + 5)

135 + 2x + 5 = 180 (because angle is a straight line)

140 + 2x = 180

(140 - 140) + 2x = 180 - 140

2x = 40

2x/2 = 40/2

x = 20

2x + 5

2(20) + 5

40 + 5

45°

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