liyahporter04 liyahporter04

03-02-2020
Mathematics

contestada

Find the measure of the angle indicated in the image above.
A) 120 degrees
B) 76 degrees
C) 80 degrees
D) 90 degrees

Find the measure of the angle indicated in the image above A 120 degrees B 76 degrees C 80 degrees D 90 degrees class=

Respuesta :

josshyaby josshyaby

03-02-2020

Answer:

C

Step-by-step explanation:

The sum of angle is 360°

113 + 90 + 6X + 11 + 3+7X = 360

217 + 13X = 360

13X = 360 - 217

13X = 143

X = 143/13

X = 11°

<R = 3 + 7X = 3 + 7(11) = 3 + 77 = 80°

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layla9868 layla9868

03-02-2020

D) 90 degrees because is an right angle and an right angle is 90 degrees less then 90 degrees is an acute angle

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