If a house is 8 feet high and 12 feet long what is the perimeter of the base of the house
Area of the shaded
A circle of diameter of 30cm, enclose in a square of 30cm x 30cm, the square is divided in 3 parts 10cm x 30cm, the lower part is divided into a right angle triangle of 30cm (base) and 10cm (height), find the area between the 'circle' and the right angle triangle.
fence size for a garden
garden fence i need is 54m each panel is 1.83m wide and each post is o.o8m wide how many posts and panels would i need and how do i work it out thanks