ABC and ACD are triangles. k is a constant,
(1)
a) Work out CD
8a+45
А
8a - 76
ka
3b
b) BCD is a straight line.
Work out the value of k.
You must show your working. (3)
ka+8a+7b
B
D
С
Total marks: 4

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

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