geneva6131 geneva6131

29-10-2019
Mathematics

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Find the value of k. Then find the angle measures of the triangle.
45
Sum of angle
measures: 180°
What’s the value of k

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alejandrocampos54 alejandrocampos54

29-10-2019

Answer:

12x+8+55+8x-3=180

20x+60=180

-60 -60

20x = 120

20 20

x=6

M<p = 12(6)+8=72+8=80°

M>R = 8(6) -3=48-3=45°

80+55+45=180

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