Geometry-K.G

Geometry

Complete the reasons and use them to fill in the answers

Question	Answer	Reason
	A=150-30=180	Angles on a straight line…
	B=54+54=108	Vertically opposite angles…
	C+90+20+100=360 c+210=360 C=360-210= =150	Angles around a point…
	d+38+114=180 d+152=180 D=180-152 28	Angles in a triangle…
	E=40+70+70=180	Angles in a triangle…
	F=120+60=180 60+60+60=180	Equilateral triangles… Angles in a triangle… Angles on a straight line…
	g+54+68=180 G=58	Angles on a straight line… Angles in a triangle…
	H=111+69=180 69+69=138+42=180	Isosceles triangles… Angles in a triangle…  Angles on a straight line…