6 cm
M
x cm
O
4 cm
x cm
B
G
The area of rectangle ABCD is 28 cm²
a) What is the length of side AB in terms of x?
length of AB =
b) If the area of rectangle ABCD is 28 cm²,
we can show that x² + ax=b where
a and b are integer values.
Work out the values of a and b.
a=
46%
(1) b=
Total marks: 3
