Hawaii
May 8, 2021, 1:30:00 AM
Friday
Level 5

Ms. Mari

Target 1​

Lesson Type:

Continuation

Geometry

:

Congruence

Identify similar triangles.

Supporting targets:
1:

Prove that triangles are similar using SSS (Side-Side-Side), AA (Angle-Angle), and SAS (Side-Angle-Side).

2:

Explain that triangles are similar if all corresponding angles are equal and all corresponding sides have the same ratio or proportion.

3:

Find the ratio of corresponding sides and use that ratio to find unknown lengths.

4:

5:

Grade:

6th

Vocabulary:

SIMILAR TRIANGLES, ANGLE-ANGLE THEOREM, SIDE-SIDE-SIDE THEOREM, RATIO, PROPORTION, CORRESPONDING ANGLES AND SIDES, CROSS-PRODUCTS

Activities:

- Reviewed characteristics of similar triangles and Angle-Angle Theorem

- Used cut out triangles from last time to examine the ratio of corresponding side lengths.

- Whiteboard exercise: Filled in the missing number given a proportion.

- Found cross-products, observed that they are equal in proportions.

Home Exploration

Challenge Problem:
Challenge Data:

Guiding Questions:
Challenge Answer:

Target 2

Lesson Type:

:

Supporting targets:
1:

2:

3:

4:

5:

Grade:

Vocabulary:

Activities:

Home Exploration

Challenge Problem:
Challenge Data:
Guiding Questions:
Challenge Answer:

Target 3

Lesson Type:

:

Supporting targets:
1:

2:

3:

4:

5:

Grade:

Vocabulary:

Activities:

Home Exploration

Challenge Problem:
Challenge Data:
Guiding Questions:
Challenge Answer: