Math Problem Statement

What is the area?

Write your answer as a fraction or as a whole or mixed number.

10 1 4 cm 10 cm (height)

square centimetres

Solution

To calculate the area of a rectangle, we use the formula:

Area=Length×Height\text{Area} = \text{Length} \times \text{Height}

Given:

  • Length = 101410 \frac{1}{4} cm
  • Height = 1010 cm

We first convert the mixed number for the length to an improper fraction:

1014=414cm10 \frac{1}{4} = \frac{41}{4} \, \text{cm}

Now, apply the formula for the area:

Area=414×10=41×104=4104cm2\text{Area} = \frac{41}{4} \times 10 = \frac{41 \times 10}{4} = \frac{410}{4} \, \text{cm}^2

Simplify the fraction:

4104=10212cm2\frac{410}{4} = 102 \frac{1}{2} \, \text{cm}^2

Thus, the area is:

10212cm2102 \frac{1}{2} \, \text{cm}^2

Would you like further details on this calculation, or do you have any other questions?

Here are 5 related questions for you:

  1. How do you convert a mixed number to an improper fraction?
  2. How do you simplify fractions?
  3. What is the formula for the area of a rectangle?
  4. Can the area of a rectangle ever be negative? Why or why not?
  5. What are the units for area, and why is it measured in square units?

Tip: When multiplying a fraction by a whole number, multiply the numerator by the whole number, keeping the denominator the same.

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Math Problem Analysis

Mathematical Concepts

Geometry
Area of a Rectangle
Fractions
Mixed Numbers

Formulas

Area = Length × Height

Theorems

Area formula for a rectangle

Suitable Grade Level

Grades 5-7