Finding Area
3D Shapes
Ratios
Mr. B
100

What is the formula for the area of a triangle?

Area = Base x Height, divided by 2

100

What is the name of this 3D Shape?

A triangular prism

100

Which of these is NOT a ratio?

A. 1/2

B. 3 to 4

C. 4+6

D. 8:10:4

C. 4+6


A ratio is a comparison of 2 or more numbers.

100

How do you spell Mr. B's last name?

Mr. B U R G O S

200

What is the height of this triangle?

4 cm

200

Explain how you find the surface area of a 3D shape

You find the area of each face, and add them all up.

The front and back are the same, the sides are the same, and top and bottom are the same.

200

What is the ratio of circles to stars?

3:8

200

What is Mr B's favorite color?

BLUE

300

What is the area of this parallelogram?

40 square centimeters

300

Which of these units is for 3D shapes?

A. Feet

B. Meters

C. Square Feet

D. Cubic Centimeters


D. Cubic Centimeters

300

If I pay $4 per t-shirt, how much do I pay for 13 t-shirts?

13 x 4 = $52

300

What is Mr B's nationality?

Puerto Rican

400

Find the area of this compound shape

60 square centimeters

400

Which one of these nets correctly matches with this 3D shape? (make sure to say ALL matching answers)

A and C

400

If there are 250 boys in the school, and 300 girls, what is the ratio of boys to total students in the school?

250 to 550

(boys to total students)

400

How old is Mr. B?

23

500

What is the area of this shape?

58 square centimeters

500

What is the surface area of this 3D Shape?


Hint: Find the area of each face, and add them all up!

48 square centimeters

500

There are 18 boys in the class, and 12 girls, which of the following ratios is true?

(Multiple can be true)

A. There are 9 boys for every 6 girls.

B. There are 12 girls for every 18 boys

C. The boys to girls ratio is 18:12

D. There are 2 girls for every 3 boys

All of the Above!

500

What sport did Mr. B play in college?

Boxing (and wrestling)