okay I can solve question 3 area of thriangle is pie r sq so you go pie 7 sq and because there is 2 triangles you times answer by 2 which equals 307.88.then you work out the area of the rectangle which is 14 times 28 which equals 392finally you go 392307.88 which equals 84.12cm sq which is the shaded part. hope that helps hey by the way put me on you contacts and i will help you with some more problems
