1. Angle Measure
1.1. Acute
1.1.1. An acute angle is an angle with a measurement less than 90 degrees.
1.1.1.1. Example
1.2. Obtuse
1.2.1. An obtuse angle is an angle with a measurement greater than 90 degrees.
1.2.1.1. Example
1.3. Right
1.3.1. A right angle is an angle with an exact measurement of 90 degrees.
1.3.1.1. Example
2. Surface Area
2.1. Cube
2.1.1. To find the surface area of a cube you must use the formula: 6*l^2 where l is the length
2.1.1.1. Example
2.2. Prism
2.2.1. To find the total surface area of a prism you must use the formula: 2*l*w+2*l*h+2*w*h where l is the length, w is the width, and h is the height
2.2.1.1. Example
2.3. Sphere
2.3.1. To find the surface area of a sphere you must use the formula: 4*pi*r^2 where r is the radius
2.3.1.1. Example
3. More Formulas
3.1. Website
4. Area
4.1. Circle
4.1.1. To find the area of a circle you must use the formula: pi*r^2 where r is radius
4.1.1.1. Example
4.2. Rectangle
4.2.1. To find the area of a rectangle you must use the formula: l*w where l is length and w is width
4.2.1.1. Example
4.3. Triangle
4.3.1. To find the area of a triangle you must use the formula: (1/2)*b*h where b is the base and h is the height
4.3.1.1. Example
5. Volume
5.1. Rectangular Prism
5.1.1. To find the volume of a rectangular prism you must use the formula: l*w*h where l is length, w is width, and h is height
5.1.1.1. Example
5.2. Cone
5.2.1. To find the volume of a cone you must use either formula: (1/3)*b*h where b is the base and h is the height or (1/3)*pi*r^2*h where r is the radius and h is the height
5.2.1.1. Example
5.3. Sphere
5.3.1. To find the volume of a sphere you must use the formula: (4/3)*pi*r^3 where r is the radius
5.3.1.1. Example