Question

Can someone please help? (Year 9 Math) This question is on fractions. Please see picture attached (ex. 2a and b) please show method of working.

Answer 1

for 2a, use the theorems of geometry and such to look at the area of the square as 16 squares total, then use the lengths and Sim/cos rule for the triangular area, then subtract and you have you shaded area.