Geometric Drawings & Cross Sections

Geometric Drawings & Cross Sections

EQ: How can you draw shapes that satisfy given conditions?

EQ: How can you identify cross sections of three-dimensional figures?

Page 20

Turn to Page 20 in your notes.

If you don't have your notes yet, please make a plan ASAP to pick them up from the office, or print them out.

Multiple Choice

Will these sides form a triangle? 5, 7, 8.

• Yes.

• No.

Multiple Choice

Will these sides form a triangle? 3, 5, 9

• Yes.

• No.

Multiple Choice

Will these sides form a triangle? 4, 8, 12

• Yes.

• No.

Multiple Choice

Describe the cross section.

• rectangle
• square
• oval
• circle

Multiple Choice

What shape will the vertical cross-section of a cube be?

• Square
• Triangle
• Trapezoid
• Circle

Multiple Choice

What shape will the vertical cross -section of a cylinder be?

• Circle
• Triangle
• Rectangle
• Ellipse

Multiple Choice

What shape will the horizontal cross-section of a cone be?

• Dome
• Circle
• Pyramid
• Triangle

Open Ended

Summary question (bottom of your notes): Will the following lengths form a triangle? Explain how you know. 5 ft, 7 ft, and 12 ft.

Assignment:

Week 11 Accelerated (HMH) Problems #1-5

And Lesson Reflection

Homework: Watch the video/take notes for Page 21 (Angle Relationships).