Calculate ∠eba , given arc da = 88º and m arc efa = 178º. the figure is not drawn to scale.

Find the missing factor in exponential form 48^2=3^2 • ?

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)