EOC Review 1st Semester-7th

Front

What is the definition of radius in a circle?

Back

The radius is the distance from the center of the circle to any point on its circumference.

Front

What is the formula for calculating the circumference of a circle?

Back

Circumference = 2 × π × radius.

Tags

CCSS.7.G.B.4

Front

What is the relationship between diameter and radius?

Back

The diameter is twice the length of the radius (Diameter = 2 × Radius).

Tags

CCSS.7.G.B.4

Front

How do you find the diameter if you know the radius?

Back

Diameter = 2 × Radius.

Tags

CCSS.7.G.B.4

Front

What is a scaled copy in geometry?

Back

A scaled copy is a figure that is the same shape as another figure but is a different size, created by multiplying the dimensions by a scale factor.

Tags

CCSS.8.G.A.3

Front

What is the formula for the area of a circle?

Back

Area = π × radius².

Tags

CCSS.7.G.B.4

Front

What is the value of π (pi) approximately?

Back

π is approximately 3.14.

Tags

CCSS.HSG.GMD.A.1

Front

If the radius of a circle is 6 cm, what is the circumference?

Back

Circumference = 2 × π × 6 cm ≈ 37.7 cm.

Tags

CCSS.7.G.B.4

Front

What does it mean for two figures to be similar?

Back

Two figures are similar if they have the same shape but may differ in size.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Front

How do you calculate the area of a circle with a radius of 9 cm?

Back

Area = π × (9 cm)² ≈ 254.34 cm².

Tags

CCSS.7.G.B.4