Unit A Flashcard A2

Front

What is the formula for the area of a rectangle?

Back

Front

What is the formula for the area of a triangle?

Back

Front

What is the formula for the area of a parallelogram?

Back

Front

What is the formula for the area of a trapezoid?

Back

Front

What is the formula for the area of a circle?

Back

Front

How do you calculate the area of a composite shape?

Back

To calculate the area of a composite shape, divide the shape into simpler shapes, calculate the area of each, and then sum them up.

Front

What is the significance of units in area calculations?

Back

Units in area calculations are important as they provide context; area is typically measured in square units (e.g., cm², m²).

Front

What is the relationship between area and perimeter?

Back

Area measures the space within a shape, while perimeter measures the distance around it; they are related but represent different properties.

Front

How do you find the missing side of a shape using area?

Back

To find a missing side, rearrange the area formula to solve for the unknown side using the known area and other dimensions.

Front

What is the difference between area and surface area?

Back

Area refers to the measure of a two-dimensional surface, while surface area refers to the total area of the outer surface of a three-dimensional object.