Unit 1: Day 3

Unit 1: Day 3

Daily Objective: Surface area of prism, pyramid, cylinder, cone, and a sphere.

Definition: 

1. Area of a prism: Area of 2 bases + area of sides

2. Area of a pyramid: Area of base + area of the triangular sides

3. Area of cylinder: Area of 2 circular bases + 3.14 x D x H

4. Area of a cone: Area of circular base + 3.14 x R x slant height 

5. Area of a sphere: 4 x 3.14 x R squared

Pictures: This picture shows a good example of what it would look like for the formula of finding the area of a sphere and also what it would look like.

3 question quiz:

#1. What's the area of a cone with a diameter of 5 and the slanted height is 10?

#2. What's the area of a prism with a base length of 10 and a height of 4?

 

#3. What's the are of a cylinder with a diameter of 6 and a height of 12?

 

Answer Key:

 

#1.

#2.

 

#3.