7th grade Math Review

Front

What is the formula for the area of a circle?

Back

Area = πr², where r is the radius of the circle.

Tags

CCSS.7.G.B.4

Front

How do you find the circumference of a circle?

Back

Circumference = πd or Circumference = 2πr, where d is the diameter and r is the radius.

Tags

CCSS.7.G.B.4

Front

What does it mean to solve an inequality?

Back

To find the values of the variable that make the inequality true.

Tags

CCSS.6.EE.B.8

Front

What is the value of π (pi) approximately?

Back

π is approximately 3.14.

Tags

CCSS.HSG.GMD.A.1

Front

How do you calculate the diameter of a circle from its circumference?

Back

Diameter = Circumference / π.

Tags

CCSS.7.G.B.4

Front

What is the probability of drawing a specific color marble from a bag?

Back

Probability = (Number of favorable outcomes) / (Total number of outcomes).

Tags

CCSS.7.SP.C.7A

Front

If a bag contains 20 marbles, how do you find the probability of drawing a green marble?

Back

Probability of green marble = (Number of green marbles) / (Total number of marbles).

Tags

CCSS.7.SP.C.7B

Front

What is the relationship between the radius and diameter of a circle?

Back

Diameter = 2 × Radius.

Tags

CCSS.7.G.B.4

Front

How do you simplify the expression 3(2x + 4)?

Back

Simplified expression = 6x + 12.

Tags

CCSS.6.EE.A.3

Front

What is the value of 48 divided by 8?

Back

48 ÷ 8 = 6.

Tags

CCSS.3.OA.B.6