Question

Find the value of x in the given triangle

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Answer 1

Answer:

for problem but is x=30

so, 3x=90, 2x=60, x=30

Answer 2

b. 3x+2x+x = 180° (angle sum property)

6x = 180

x = 30°

d. 40+30+angle EDF = 180° (angle sum property)

70+angle EDF = 180°

angle EDF = 110°

x = 180-angle EDF (linear pair)

x = 180-110

x = 70°