Geometric shapes on a coordinate grid for analysis.
Five geometric shapes (a) trapezoid, (b) trapezoid, (c) triangle, (d) triangle, (e) trapezoid) on a grid with labeled vertices.
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Show Answer Key & Explanations
Step-by-step solution for: Calculate Areas of Squares, Rectangles, Triangles, Parallelogram ...
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Show Answer Key & Explanations
Step-by-step solution for: Calculate Areas of Squares, Rectangles, Triangles, Parallelogram ...
Problem Analysis:
The image shows six geometric shapes labeled a) through f). Each shape is drawn on a grid, and the task likely involves analyzing or solving a problem related to these shapes. Since the specific task is not explicitly stated in the question, I will assume the task is to calculate the area of each shape. This is a common exercise when dealing with grid-based geometric figures.
Step-by-Step Solution:
#### Shape a)
- Description: A right triangle with vertices at \( A \), \( B \), and \( C \).
- Base and Height: The base \( AB \) is 4 units, and the height \( AC \) is 3 units.
- Area Formula for Triangle:
\[
\text{Area} = \frac{1}{2} \times \text{base} \times \text{height}
\]
- Calculation:
\[
\text{Area} = \frac{1}{2} \times 4 \times 3 = 6
\]
#### Shape b)
- Description: A parallelogram with vertices at \( D \), \( E \), \( F \), and \( G \).
- Base and Height: The base \( DE \) is 5 units, and the height (perpendicular distance from \( F \) to \( DE \)) is 3 units.
- Area Formula for Parallelogram:
\[
\text{Area} = \text{base} \times \text{height}
\]
- Calculation:
\[
\text{Area} = 5 \times 3 = 15
\]
#### Shape c)
- Description: An isosceles triangle with vertices at \( H \), \( M \), and \( N \).
- Base and Height: The base \( MN \) is 6 units, and the height (from \( H \) to \( MN \)) is 4 units.
- Area Formula for Triangle:
\[
\text{Area} = \frac{1}{2} \times \text{base} \times \text{height}
\]
- Calculation:
\[
\text{Area} = \frac{1}{2} \times 6 \times 4 = 12
\]
#### Shape d)
- Description: A quadrilateral (specifically a kite) with vertices at \( J \), \( K \), \( L \), and \( I \).
- Diagonals: The diagonals intersect at right angles. One diagonal \( JK \) is 6 units, and the other diagonal \( IL \) is 4 units.
- Area Formula for Kite:
\[
\text{Area} = \frac{1}{2} \times d_1 \times d_2
\]
- Calculation:
\[
\text{Area} = \frac{1}{2} \times 6 \times 4 = 12
\]
#### Shape e)
- Description: A trapezoid with vertices at \( O \), \( P \), \( Q \), and \( R \).
- Bases and Height: The longer base \( PQ \) is 8 units, the shorter base \( OR \) is 4 units, and the height (perpendicular distance between the bases) is 3 units.
- Area Formula for Trapezoid:
\[
\text{Area} = \frac{1}{2} \times (\text{Base}_1 + \text{Base}_2) \times \text{height}
\]
- Calculation:
\[
\text{Area} = \frac{1}{2} \times (8 + 4) \times 3 = \frac{1}{2} \times 12 \times 3 = 18
\]
#### Shape f)
- Description: A rectangle with vertices at \( S \), \( T \), \( U \), and \( V \).
- Length and Width: The length \( ST \) is 5 units, and the width \( SV \) is 3 units.
- Area Formula for Rectangle:
\[
\text{Area} = \text{length} \times \text{width}
\]
- Calculation:
\[
\text{Area} = 5 \times 3 = 15
\]
Final Answer:
\[
\boxed{6, 15, 12, 12, 18, 15}
\]
Each value corresponds to the area of shapes a) through f), respectively.
Parent Tip: Review the logic above to help your child master the concept of area of triangle rectangle parallelogram trapezoid worksheet.