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19-05-2021
Mathematics

contestada

find the measure of each angle indicated
a. 33
b. 36
c. 31
d. 136

find the measure of each angle indicated a 33 b 36 c 31 d 136 class=

Respuesta :

Аноним Аноним

19-05-2021

Answer:

31

Step-by-step explanation:

Let the missing angle be x.

Sum of angles in a triangle is supplementary,

x + 20 + 129 = 180

x + 149 = 180

x = 180 - 149

x = 31

Answer Link

wesusaluu wesusaluu

19-05-2021

Answer:

31

Step-by-step explanation:

A triangle is 180 degrees.

129 + 20 = 149

180 - 49 = 33

Answer Link

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