Math 4 Today ~ Week 17 ~ Day 4

Front

What is the formula to calculate the area of a rectangle?

Back

Area = Length x Width

Front

If the area of a rectangle is 1,035 square centimeters and the length is 3 centimeters, how do you find the width?

Back

Width = Area ÷ Length

Front

What is the width of a rectangle with an area of 1,035 square centimeters and a length of 3 centimeters?

Back

345 centimeters

Front

Is the number 75 a prime number?

Back

No, 75 is not a prime number because it has divisors other than 1 and itself.

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Front

Give an example of a prime number.

Back

2, 3, 5, 7, 11, etc.

Front

What is the area of a rectangle with a length of 5 cm and a width of 4 cm?

Back

20 square centimeters

Front

If a rectangle has an area of 50 square centimeters and a width of 5 centimeters, what is the length?

Back

10 centimeters

Front

What is the perimeter of a rectangle?

Back

Perimeter = 2 x (Length + Width)

Front

Calculate the perimeter of a rectangle with a length of 6 cm and a width of 2 cm.

Back

16 centimeters