ABCD is a trapezium. AB and DC are parallel sides. (a). Show that a+d = 180. (b). Show that b+c = 180.
Answers
Answer:
Step-by-step explanation:
1) Extend AD to ADZ
2) angle a= ZDC ( corresponding angles), so they are equal.
3) ADZ is a straight line, it is 180 degrees, so d+ZDC=180 =a+d
Answer:
You have to extend side DC and the sides AD and BC.
Step-by-step explanation:
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