The area of the triangle below is 5/8 square meters. What is the length of the base? Express your answer as a fraction in simplest form.

Question image

Understand the Problem

The question is asking for the length of the base of a triangle given its area and height. We will use the formula for the area of a triangle, which is Area = 1/2 * base * height, and rearrange it to solve for the base.

Answer

The length of the base is $\frac{5}{6}$ meters.
Answer for screen readers

The length of the base is $\frac{5}{6}$ meters.

Steps to Solve

  1. Write down the formula for the area of a triangle

The formula for the area of a triangle is:

$$ A = \frac{1}{2} \times \text{base} \times \text{height} $$

  1. Substitute the values into the formula

We know the area ($A$) is $\frac{5}{8}$ square meters and the height is $\frac{3}{2}$ meters. Substitute these values into the formula:

$$ \frac{5}{8} = \frac{1}{2} \times \text{base} \times \frac{3}{2} $$

  1. Simplify the equation

Multiply both sides by 2 to eliminate the fraction on the right side:

$$ 2 \times \frac{5}{8} = \text{base} \times \frac{3}{2} $$

This simplifies to:

$$ \frac{5}{4} = \text{base} \times \frac{3}{2} $$

  1. Solve for the base

To isolate the base, multiply both sides by the reciprocal of $\frac{3}{2}$:

$$ \text{base} = \frac{5}{4} \div \frac{3}{2} $$

This can be written as:

$$ \text{base} = \frac{5}{4} \times \frac{2}{3} $$

  1. Multiply to find the base length

Now multiply the fractions:

$$ \text{base} = \frac{5 \times 2}{4 \times 3} = \frac{10}{12} $$

  1. Simplify the fraction

Simplify $\frac{10}{12}$:

$$ \text{base} = \frac{5}{6} $$

The length of the base is $\frac{5}{6}$ meters.

More Information

This answer tells us the base length of the triangle using the area and height provided. Simplifying fractions is essential for clarity in geometry.

Tips

  • Forgetting to multiply by the reciprocal when isolating the base. Always remember to flip the fraction when dividing.
  • Not simplifying the final fraction. Always check if the result can be simplified further.

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