can u help me idk how to answer this
Attachments:
Answers
Answered by
1
First Figure
Interior unknown angle = 180-58 = 122 (Linear Pair)
Sum of all angles in a quadrilateral is 360°
=> 87+94+122+x = 360
=> x = 57°
Second Figure
Sum of all angles is 360° (Complete Angle)
136+74+e+97 = 360
=> e = 53°
Third Figure
Sum of all angles is 180° (Angles on a straight line)
62+27+45+b = 180
=> b = 46°
Fourth Figure
Sum of all angles of a triangle is 180°
43+56+d = 180
=> d = 81°
Similar questions