Unit 6 Review

Front

What is the formula to find the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width)

Front

If a rectangle has a length of 6 cm and a width of 9 cm, what is its perimeter?

Back

Perimeter = 2 × (6 cm + 9 cm) = 30 cm

Front

What is the definition of perimeter?

Back

Perimeter is the total distance around the outside of a shape.

Front

How do you find the missing side length of a triangle if you know the other two sides?

Back

Use the Pythagorean theorem: a² + b² = c², where c is the hypotenuse.

Front

What does 'r' mean in division problems like 20 r 5?

Back

'r' stands for remainder.

Front

What is the result of 125 ÷ 6?

Back

20 r 5

Front

If you have 20 bags of 15 Box Tops and 10 bags of 30 Box Tops, how many Box Tops do you have in total?

Back

Total Box Tops = (20 × 15) + (10 × 30) = 300 + 300 = 600 Box Tops.

Front

How many more Box Tops do you need to collect to reach 1,000 if you have 600?

Back

1,000 - 600 = 400 Box Tops needed.

Front

What is the definition of a rectangle?

Back

A rectangle is a quadrilateral with opposite sides equal and all angles equal to 90 degrees.

Front

What is the area of a rectangle with a length of 6 cm and a width of 9 cm?

Back

Area = length × width = 6 cm × 9 cm = 54 cm².