How do you calculate the area of a parallelogram?

$$A = bh$$ where A is the area, b is the base, and h is the height.

What is the formula for the area of a rhombus?

$$A = \frac{1}{2}d_1d_2$$ where A is the area and d_1 and d_2 are the lengths of the diagonals.

What is the relationship between area and perimeter?

Area measures the space inside a shape, while perimeter measures the distance around a shape.

What is the formula for the area of a sector of a circle?

$$A = \frac{\theta}{360} \pi r^2$$ where A is the area, \theta is the angle in degrees, and r is the radius.

What is the formula for the area of a trapezium?

$$A = \frac{(a + b)}{2}h$$ where A is the area, a and b are the lengths of the two parallel sides, and h is the height.

What is the formula for the area of a kite?

$$A = \frac{1}{2}d_1d_2$$ where A is the area and d_1 and d_2 are the lengths of the diagonals.

What is the formula for the area of a regular polygon?

$$A = \frac{1}{4}n s^2 \cot\left(\frac{\pi}{n}\right)$$ where A is the area, n is the number of sides, and s is the length of a side.

What is the formula for the area of an ellipse?

$$A = \pi ab$$ where A is the area, a is the semi-major axis, and b is the semi-minor axis.

Flashcard

•

Mathematics

•

6th - 8th Grade

•

Practice Problem

•

Hard

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FLASHCARD QUESTION

Front

What is the formula for the area of a rectangle?

Back

FLASHCARD QUESTION

Front

What is the formula for the area of a triangle?

Back

FLASHCARD QUESTION

Front

What is the formula for the area of a trapezoid?

Back

FLASHCARD QUESTION

Front

What are the units for measuring area?

Back

Square units (e.g., square meters, square centimeters).

FLASHCARD QUESTION

Front

What is the area of a square with side length s?

Back

FLASHCARD QUESTION

Front

What does the term 'area' refer to in geometry?

Back

The inside of a shape.

FLASHCARD QUESTION

Front

What is the formula for the area of a circle?

Back

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