Square and Cubic Units
This chapter explores square and cubic units. The objectives of this chapter are; to be able to convert between different units of area and volume, and solve area, volume and capacity problems with mixed...
Tagged: area
Surface area of Triangular based prism
This triangular based prism shown above has a triangle base. The area of this triangular base s ½ bxh and the perimeter of this triangular base is s1, s2, s3. Just add all the...
Area of a circle sector
The following image shows a sector in a circle. We can work out the area of a sector by relying on the fraction and percentage of the angle of the sector to the 360o...
Surface area of Prisms
There are many types of solid prisms. A prism is a solid shape with a uniform cross section. Below we shall be exploring these examples. Rectangular based prisms This is how you find the...
Surface area of cone
The following is the shape of a cone; Here you will need to calculate the surface area of the cone and the base, and then add them together. The area of the cone is...
Surface area of Sphere
The following image shows a shape of a sphere. The surface are of a sphere shape object is given by; It’s that simple.
Surface Area of a Cylinder
The surface area of a Cylinder can be given by: This is because for the top and bottom parts the area is πr2 and the side cover/part is 2πrh
Area of a Triangle
A triangle is a three sided 2-dimensional polygon. If you would like to find the area of a triangle you could use the following area of the triangle formula.
Area of an ellipse
You might want to find the area of an ellipse in maths. The area of an ellipse can be found by using the following area of an ellipse formula. where b is the distance...
Area of a Square
The area of a square is given by: A = length x width but because the sides of a square are similar each the area is usually written like below: where w is the...