Exploring Surface Area with Nets and Prisms

What is a net in the context of 3D shapes?

• A type of mesh used in 3D modeling

• A 3D shape made from paper

• A flattened version of a 3D shape

• A tool used for measuring dimensions

Tags

CCSS.6.G.A.4

How many faces does the net of a rectangular prism have?

• Six

• Four

• Three

• Five

Tags

CCSS.6.G.A.4

What is the formula to calculate the surface area of a rectangular prism using its net?

• None of the above

• L + W + H

• 2(LW + LH + WH)

• Length x Width x Height

Tags

CCSS.RI.6.7

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.6.7

CCSS.RL.7.7

Why is it important to understand concepts rather than memorize formulas according to the video?

• Formulas are too difficult to remember

• Understanding helps apply knowledge to different problems

• Concepts are easier than formulas

• All of the above

Tags

CCSS.6.G.A.4

What does the checklist method involve when calculating surface area?

• Calculating the volume first

• Using each dimension twice and multiplying by two

• Using each dimension exactly once

• Listing all possible formulas

Tags

CCSS.7.G.B.6

What should you do after calculating the area of the front, top, and one side of the prism?

• Add the height

• Double the result

• Nothing else is needed

• Divide by two

Tags

CCSS.3.MD.B.4

How many times should each dimension be used in the checklist method?

• Four times

• Three times

• Twice

• Once

Tags

CCSS.7.G.B.6

In the additional example, what are the side lengths of the rectangular prism?

• 5, 5, and 5

• 11, 3, and 3

• 10, 2, and 5

• 8, 3, and 7

Tags

CCSS.6.G.A.4

What mistake do students often make when calculating surface area as mentioned in the video?

• They calculate volume instead

• They use the wrong units

• They only calculate half the needed area

• They forget to use the net

Tags

CCSS.6.G.A.4

What is the correct way to ensure all sides are accounted for in surface area calculations?

• Multiply by three

• Add all dimensions together

• Multiply the initial calculation by two

• Subtract the smallest dimension

Tags

CCSS.6.G.A.4