7th grade math formulas

Area of a Circle Formula

• A = πr²

  or

  A = π(r)(r)

• C = πd

• C = 2πr

Tags

CCSS.7.G.B.4

Circumference of a Circle Formula when you know the RADIUS

• A = πr²

• C = 2πr

• C = πd

• C = πr

Tags

CCSS.7.G.B.4

Circumference of a Circle Formula when you know the DIAMETER

• A = πr²

• C = 2πr

• C = πd

• C = πr

Tags

CCSS.7.G.B.4

What is the formula for the area of a triangle?

• A = 1/2 bh

• A = bh

• A = s + s + s

Tags

CCSS.7.G.B.6

What is the Area of a rectangle formula?

• A = bh

Tags

CCSS.7.G.B.6

What does the letter "m" represent in the equation y = mx + b?

• Slope

• y-intercept

• middle

• Ms. Johnson

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.4

What does the letter "b" represent in the equation y = mx + b?

• Slope

• y-intercept

• middle

• Ms. Johnson

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

Tags

CCSS.3.G.A.1

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

Tags

CCSS.7.G.B.4

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

Tags

CCSS.7.G.B.4