Unit 3

The dimensions of a cylindrical water tank are shown below. Which of the following is the best estimate of the volume of this water tank?

Question: What shape is it?

• prism

• cylinder

• pyramid

• cone

The dimensions of a cylindrical water tank are shown below. Which of the following is the best estimate of the volume of this water tank?

Question: What formula do you use?

• Surface Area of a Cylinder

• Lateral Surface Area of a Cylinder

• Volume of a Cylinder

• Area of a Cylinder

The dimensions of a cylindrical water tank are shown below. Which of the following is the best estimate of the volume of this water tank?

Question: What is the breakdown formula?

• S = Ph
  P = perimeter of the base, h = height of the figure

•  $S=2\pi rh$  
  r = radius, h = height

• V = Bh
  B = base, h = height

•  $V=\pi r^2h$  
  r = radius, h = height

The dimensions of a cylindrical water tank are shown below. Which of the following is the best estimate of the volume of this water tank?

Solve it!

• $58,320\ yd^3$

• $3,240\ yd^3$

• $15,200\ yd^3$

• $19,440\ yd^3$

A conical paper cup is shown in the diagram below.

Which value is the closest to the maximum volume of water this cup can hold?

Question: What shape is it?

• prism

• cylinder

• pyramid

• cone

A conical paper cup is shown in the diagram below. Which value is the closest to the maximum volume of water this cup can hold?

Question: What formula do you use?

• $S=Ph$

• $S=2\pi rh$

• $V=Bh$

• $V=\frac{1}{3}Bh$

A conical paper cup is shown in the diagram below.

Which value is the closest to the maximum volume of water this cup can hold?

Question: What is the formula break down?

• $S=Ph$
  P = perimeter of the base, h = height

• $S=2\pi rh$
  r = radius, h = height

• $V=\pi r^2h$
  r = radius, h = height

• $V=\frac{1}{3}\pi r^2h$
  r = radius, h = height

A conical paper cup is shown in the diagram below.

Which value is the closest to the maximum volume of water this cup can hold?

Solve it!

• $159\ cm^3$

• $32\ cm^3$

• $130\ cm^3$

• $40\ cm^3$

Josh has a birdhouse with rectangular walls, a rectangular bottom, and a rectangular entry, like the one modeled below. He will paint the four outside walls, but not the bottom or the roof of the birdhouse. What is the area Josh will paint.

Question: What shape is it?

• Prism

• Cylinder

• Pyramid

• Cone

Josh has a birdhouse with rectangular walls, a rectangular bottom, and a rectangular entry, like the one modeled below. He will paint the four outside walls, but not the bottom or the roof of the birdhouse. What is the area Josh will paint.

Question: What formula do you use?

• $S=Ph$

• $S=2\pi rh$

• $S=Ph+2B$

• $S=2\pi rh+2\pi r^2$