Question

1. In the figure the line BC is parallel to the line AD
and
ABC 90
a)What is the area of the triangle ABC ?
3 cm
b)What is the area of the triangle BCD?
4 cm
2
In the Egure ABCD is a rectangle. AB 10 cm
a) What is the area of triangle APB 7
b) If the area of the triangle ADP is 8 cm
10
what is the area of the triangle BPC
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Answer 1

Answer:

from wnich classs is this question from??