7th Formula Review

Multiple Choice

Circumference of a Circle Formula when you know the DIAMETER

• A = πr²

• C = 2πr

• C = πd

• C = πr

Multiple Choice

Circumference of a Circle Formula when you know the RADIUS

• A = πr²

• C = 2πr

• C = πd

• C = πr

Multiple Choice

Area of a Circle Formula

• A = πr²

  or

  A = π(r)(r)

• C = πd

• C = 2πr

Multiple Choice

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

• Radius
• Diameter

Multiple Choice

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

• Radius
• Diameter

Multiple Choice

What shape is this?

• Triangular Prism

• Circle

• Rectangular Prism

• Semicircle

Multiple Choice

How do you find the area of this rectangle?

• A = bh

  A = (14)(6)

• A = $$\frac{1}{2}bh$$  

  A = $$\frac{1}{2}\left(14\right)\left(6\right)$$  

• A = $$\pi r^2$$  

Multiple Choice

What shape is this?

• Triangular Prism

• Circle

• Rectangular Prism

• Semicircle

Multiple Choice

Percent Proportion Equation...

• $$\frac{\%}{100}=\frac{part}{whole}$$

• $$\%=\frac{whole}{part}$$

• $$\frac{whole}{\%}=\frac{part}{100}$$

• $$\frac{100}{\%}=\frac{part}{whole}$$

Multiple Choice

When doing percent markup, to get the selling price, you must...

• add markup to original cost

• subtract markup from original cost

• multiply markup by original cost

• divide markup by original cost

Multiple Choice

When doing markdowns, to get the new sale price you would....

• subtract markdown from the regular price

• Add markdown to the regular price

• Multiply markdown by the regular price

• Divide markdown by the regular price

Multiple Choice

In geometry, what does B stand for?

• the area of the base shape

• the base shape

• the area

• the base of the shape

Multiple Choice

In geometry, what does h stand for?

• the height of the shape

• the shape going up and down

• the vertical shape

• the base

Multiple Select

Which formula(s) can you use to find the area of a rectangle?

Select all that apply.

• $$bh$$  

• $$\frac{1}{2}bh$$  

• $$lw$$  

• $$\frac{1}{2}h\left(b_1+b_2\right)$$  

Multiple Choice

I=prt is the formula for finding ________

• simple interest

• compound interest

• simple minded

• compound words

Multiple Choice

How do you find the area of a circle?

• multiply length times width

• multiply pi times radius squared

• add up all the sides

• multiply length times width then divide by two

Multiple Choice

What does "r" stand for in the formula $$C=2\pi r$$  

• red

• radius

• rainbow

• real

Multiple Choice

How do you find the perimeter of a rectangle?

• P = L + L + W + W

• P = L X W

• P = L + W

• P = L x W X W

Multiple Choice

what is the formula for finding the area of a semi-circle

• A = π r²

• C = π r²

• A = π r² / 2

• A = 2 π r

Multiple Choice

what is the formula for finding the circumference of a semi-circle ?

• A = π r²

• C = π d

• C = π d / 2 + d

• A = 2 π r

triangular prisms

• have 5 sides

• 2 triangles

• 2 side rectangles

• 1 bottom rectangle

rectangular prisms

• have 6 sides

• 2 squares

• 1 top rectangle

• 1 bottom rectangle

• 1 front rectangle

• 1 back rectangle

Multiple Choice

Find the surface area of this figure.

• 148 cm²

• 120 cm²

• 158 cm²

• 208 cm²

Multiple Choice

What is the total surface area of the triangular prism shown? 

• 468 in²
• 540 in²
• 576 in²
• 700 in²

Multiple Choice

After finding volume of a 3D figure measured in inches, how would you label the unit of measure in the solution?

• Inches

• Inches squared

• Inches cubed

Multiple Choice

What is the Constant of proportionality?

• y = mx+b

• C = 2 X pi X r

• A = 1/2 bh

• K = y/x

Multiple Choice

What is the constant of proportionality?

• K = y/x

• y=mx+b

• V = Bh

• 3.14

Multiple Choice

Complementary angles

• have a sum of 90°
• have a sum of 180°
• have a sum of 360°
• are congruent

Multiple Choice

Supplementary angles

• have a sum of 90°
• have a sum of 180°
• have a sum of 360°
• are congruent

Multiple Choice

Vertical angles

• have a sum of 90°
• have a sum of 180°
• have a sum of 360°
• are congruent

Multiple Choice

The angles in any triangle

• have a sum of 90°
• have a sum of 180°
• have a sum of 360°
• are congruent

Multiple Choice

The angles in any quadrilateral

• have a sum of 90°
• have a sum of 180°
• have a sum of 360°
• are congruent