Math Problem Statement

Solve

What is the area of the shaded region between two triangles, with dimensions provided?

Solution

To find the area of the shaded region, we can approach the problem by calculating the areas of the larger triangle and the smaller triangle, and then subtracting the area of the smaller triangle from the area of the larger triangle.

Step-by-Step Solution:

1. Area of the Larger Triangle:

The larger triangle has the following dimensions:

  • Base = 26.8 yards
  • Height = 32.6 yards

The formula for the area of a triangle is: Area=12×Base×Height\text{Area} = \frac{1}{2} \times \text{Base} \times \text{Height} For the larger triangle: Arealarge=12×26.8yd×32.6yd\text{Area}_{\text{large}} = \frac{1}{2} \times 26.8 \, \text{yd} \times 32.6 \, \text{yd}

2. Area of the Smaller Triangle:

The smaller triangle has the following dimensions:

  • Base = 16.9 yards
  • Height = 23.3 yards

Using the same formula for the area of a triangle: Areasmall=12×16.9yd×23.3yd\text{Area}_{\text{small}} = \frac{1}{2} \times 16.9 \, \text{yd} \times 23.3 \, \text{yd}

3. Area of the Shaded Region:

The shaded region is the difference between the areas of the larger and smaller triangles: Areashaded=ArealargeAreasmall\text{Area}_{\text{shaded}} = \text{Area}_{\text{large}} - \text{Area}_{\text{small}}

Let me calculate that.The area of the larger triangle is approximately 436.84yd2436.84 \, \text{yd}^2, and the area of the smaller triangle is approximately 196.89yd2196.89 \, \text{yd}^2. Therefore, the area of the shaded region is approximately 239.96yd2239.96 \, \text{yd}^2.

Would you like more details, or do you have any questions?

Here are some related questions to consider:

  1. How does the formula for the area of a triangle change for other shapes?
  2. What is the relationship between similar triangles and areas?
  3. How would scaling the dimensions of a triangle affect its area?
  4. How can the Pythagorean theorem be applied to triangles like these?
  5. How would the problem change if the triangles were not right triangles?

Tip: Always ensure that you use consistent units when calculating areas or volumes, especially when combining different geometries!

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Math Problem Analysis

Mathematical Concepts

Geometry
Area of Triangles
Subtraction of Areas

Formulas

Area of a triangle = (1/2) × base × height

Theorems

Area Theorem for Triangles

Suitable Grade Level

Grades 8-10