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.
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
- Write down the formula for the area of a triangle
The formula for the area of a triangle is:
$$ A = \frac{1}{2} \times \text{base} \times \text{height} $$
- 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:
$$ \frac{5}{8} = \frac{1}{2} \times \text{base} \times \frac{3}{2} $$
- 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:
$$ \frac{5}{4} = \text{base} \times \frac{3}{2} $$
- 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:
$$ \text{base} = \frac{5}{4} \times \frac{2}{3} $$
- Multiply to find the base length
Now multiply the fractions:
$$ \text{base} = \frac{5 \times 2}{4 \times 3} = \frac{10}{12} $$
- 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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