tnyavs22 tnyavs22

11-11-2020
Mathematics

contestada

Pls help me. This is a geo quiz and I don’t have a clue what I am doing.

Pls help me This is a geo quiz and I dont have a clue what I am doing class=

Respuesta :

dudemandomaille dudemandomaille

11-11-2020

Answer:

x= 43

measure= 142'

Step-by-step explanation:

We know that a triangle has a sum of 190 degrees we have 17' and 21'

add them together = 38

180-38= 142' (2nd part of answer)

3x + 10 = 142

3x= 132

x= 43 (1st part of answer)

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