Question

14. The measure of Fis 110. The measure of 2E is 100° What is the measure of D? 150°

Answer 1

According to given angles ,

Angle C=180- angle F (Linear pairs or st.line )

=70

Angle B = 180 - angle B (Same as above)

=80

Now

Angle D =Angle C + Angle B (Exterior angle property of a triangle)

=150°

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