Area- Add Areas

What is the formula to find the area of a square?

• Area = side × side

• Area = 4 × side

• Area = side + side

• Area = side ÷ side

If you have an array of 3 rows and 8 columns, what is the total number of items?

• 20 items (3 x 7 = 21)

• 22 items (3 x 8 = 22)

• 24 items (3 x 8 = 24)

• 26 items (3 x 9 = 27)

How do you find the area of a rectangle?

• Area = length + width

• Area = length × width

• Area = length / width

• Area = 2 × (length + width)

If a rectangle has an area of 30 sq cm and a width of 5 cm, what is the length?

• 4 cm

• 5 cm

• 6 cm

• 7 cm

What does it mean to add areas?

• Combining the areas of different shapes to find a total area.

• Calculating the perimeter of a shape.

• Finding the volume of a three-dimensional object.

• Determining the length of a shape's sides.

What is the distributive property in multiplication?

• a(b + c) = ab + ac

• a(b + c) = ab - ac

• a(b + c) = ab + a + c

• a(b + c) = a + bc

What is an array in multiplication?

• A method of organizing data in a spreadsheet.

• A way to visualize multiplication using rows and columns.

• A type of mathematical operation involving addition.

• A collection of numbers arranged in a single line.

If a rectangle has a length of 4 cm and a width of 5 cm, what is the area?

• 15 sq cm

• 20 sq cm

• 25 sq cm

• 10 sq cm

How can you express the area of a rectangle using addition?

• By multiplying the length and width of the rectangle.

• By breaking it into smaller rectangles and adding their areas.

• By adding the lengths of all four sides together.

• By calculating the perimeter and dividing by two.

If you have two rectangles, one with an area of 10 sq cm and another with 15 sq cm, what is the total area?

• 20 sq cm (10 + 10)

• 25 sq cm (10 + 15)

• 30 sq cm (15 + 15)

• 15 sq cm (10 + 5)