Unit 1 Lesson 15

Unit 1 Lesson 15

Objective

Today I will interpret two-dimensional representations of prisms and pyramids 

so that I can draw and assemble a net. 

I know I am successful when I can complete Cool Down 15 to earn a 4.

Notice and Wonder

Kiran is wrapping this box of sports cards as a present for a friend.

Kiran está envolviendo esta caja de tarjetas deportivas como regalo para un amigo.

Open Ended

What do you notice, what do you wonder?

¿Qué notas, qué te preguntas?

Building Prisms and Pyramids

Draw the net and calculate the surface area of the polyhedron below:

Dibuja la red y calcula el área de superficie del poliedro a continuación:

Multiple Choice

What polyhedron is this?

Que polyhedron es este?

• rectangular prism

• rectangular pyramid

• triangular prism

Comparing boxes

Here are the nets of three cardboard boxes that are all rectangular prisms. The boxes will be packed with 1-centimeter cubes. All lengths are centimeters.

Open Ended

Find the surface area of A

Encontrar el área de superficie de A

Open Ended

Find the surface area of B

Encontrar el área de superficie de B

Open Ended

Find the surface area of C

Encontrar el área de superficie de C

Open Ended

Compare the surface areas of the boxes. Which box will use the least cardboard? Show your reasoning.

Compare las áreas de superficie de las cajas. ¿Qué caja usará menos cartón? Muestre su razonamiento.