Flashcard: area of shaded region

Front

What is the area of a rectangle?

Back

The area of a rectangle is calculated by multiplying its length by its width. Formula: Area = Length × Width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

How do you find the area of a triangle?

Back

The area of a triangle is calculated using the formula: Area = 1/2 × Base × Height.

Tags

CCSS.6.G.A.1

Front

What is the formula for the area of a circle?

Back

The area of a circle is calculated using the formula: Area = π × Radius².

Tags

CCSS.7.G.B.4

Front

What does 'shaded region' mean in geometry?

Back

A shaded region refers to a specific area within a shape that is highlighted or marked, often to indicate the area of interest.

Front

How do you calculate the area of a shaded region?

Back

To calculate the area of a shaded region, find the area of the larger shape and subtract the area of the unshaded part.

Tags

CCSS.3.MD.C.7D

Front

What is the area of a square?

Back

The area of a square is calculated by squaring the length of one of its sides. Formula: Area = Side².

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If a rectangle has a length of 5 cm and a width of 4 cm, what is its area?

Back

Area = Length × Width = 5 cm × 4 cm = 20 cm².

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the area of a circle with a radius of 3 cm?

Back

Area = π × Radius² = π × (3 cm)² ≈ 28.27 cm².

Tags

CCSS.7.G.B.4

Front

How do you find the area of a composite shape?

Back

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

Tags

CCSS.3.MD.C.7D

Front

What is the area of a triangle with a base of 6 cm and a height of 4 cm?

Back

Area = 1/2 × Base × Height = 1/2 × 6 cm × 4 cm = 12 cm².

Tags

CCSS.6.G.A.1