Area
What is the formula for area of a rectangle?
A=LxW
What is the formula for perimeter?
P=add all sides
When multiplying, what is our saying when we have a group of 10? What does this mean?
"Move it on up!" This means that instead of having a group of 10, we move it up to the next place value.
What is the difference between area and perimeter?
Area is the space within the shape. Perimeter is the distance around the sides of the shape.
Teacher: Draw a 5 by 10 rectangle.
What is the perimeter of this rectangle?
P=30 units
What is 32x2?
64
Teacher: Draw a 5 by 10 rectangle.
What is the area of this rectangle?
Area=50 units2
Teacher: Draw an 87 by 175 rectangle.
What is the perimeter of this rectangle?
P=524 units
What is 32x3?
96
A HUGE rectangular pizza is 9 feet long and 7 feet wide. What is the area of this pizza?
The area of the pizza is 63 feet2.
A HUGE rectangular pizza is 9 feet long and 7 feet wide. What is the perimeter of this pizza?
The perimeter of the rectangular pizza is 32 feet.
What is 32x4?
128
If the area of a rectangle is 60 cm2 and the width is 6 cm, what is the length?
A rectangular parking lot is 1,432 feet wide and 3,298 feet long. What is the perimeter of the parking lot?
The perimeter of the parking lot is 9,460 feet.
What is 23x5?
115