A rectangle has an area of 24 cm² and a width of 4 cm. What is its length?

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Question: A rectangle has an area of 24 cm² and a width of 4 cm. What is its length?

Options:

Correct Answer: 6 cm

Solution:

Area = length × width, so length = Area ÷ width = 24 cm² ÷ 4 cm = 6 cm.

A rectangle has an area of 24 cm² and a width of 4 cm. What is its length?

A rectangle has an area of 24 cm² and a width of 4 cm. What is its length?

Step 1: Understand that the area of a rectangle is calculated by multiplying its length by its width.
Step 2: Write down the formula for area: Area = length × width.
Step 3: We know the area is 24 cm² and the width is 4 cm.
Step 4: To find the length, rearrange the formula to: length = Area ÷ width.
Step 5: Substitute the known values into the formula: length = 24 cm² ÷ 4 cm.
Step 6: Perform the division: 24 ÷ 4 = 6.
Step 7: Conclude that the length of the rectangle is 6 cm.

Area of a Rectangle – The area of a rectangle is calculated by multiplying its length by its width.
Basic Division – Understanding how to divide the area by the width to find the length.