Preskoči na glavni sadržaj
Prijava
Sign up for FREE
arrow_back
Biblioteka

Geometry 5-6 Complete Lesson: Inequalities in One Triangle

star
star
star
star
star
Posljednje ažuriranje about 4 years ago
24 questions
Napomena autora:

A complete formative lesson with embedded slideshow, mini lecture screencasts, checks for understanding, practice items, mixed review, and reflection. I create these assignments to supplement each lesson of Pearson's Common Core Edition Algebra 1, Algebra 2, and Geometry courses. See also mathquest.net and twitter.com/mathquestEDU.

10
G.CO.10
10
G.CO.10
10
10
10
G.CO.10
70
G.CO.10
10
10
G.CO.10

Use the GeoGebra applet to explore possible (and impossible) triangle side length combinations.

Consider when three given side lengths can form a triangle and when they cannot.

HINT: The applet may also be useful for modeling and completing the Solve It! item that follows.

10
Pitanje 1
1.

Solve It! For a neighborhood improvement project, you volunteer to help build a new sandbox at the town playground. You have two boards that will make up two sides of the triangular sandbox. Which boards can you use for the third side of the sandbox? Select all that apply.

G.CO.10
10
Pitanje 2
2.

Problem 1 Got It? Why is m∠5 > m∠C?

G.CO.10
10
Pitanje 3
3.

Problem 2 Got It?

G.CO.10
10
Pitanje 4
4.

Problem 3 Got It? Reasoning: In the figure, m∠S = 24 and m∠O = 130. Which side of △SOX is the shortest side?

G.CO.10
10
Pitanje 5
5.

Problem 4 Got It?

G.CO.10
10
Pitanje 6
6.

Problem 4 Got It?

G.CO.10
10
Pitanje 7
7.

Problem 5 Got It?

G.CO.10
10
Pitanje 8
8.
G.CO.10
10
Pitanje 9
9.
G.CO.10
10
Pitanje 10
10.
G.CO.10
Pitanje 12
12.

Reasoning: Is it possible to draw a right triangle with an exterior angle measuring 88? Explain your reasoning.

Pitanje 13
13.

Review Lesson 5-5: Write the first step of an indirect proof of the statement.

The side is at least 2 ft long.

Pitanje 14
14.

Review Lesson 5-5: Write the first step of an indirect proof of the statement.

△PQR has two congruent angles.

Pitanje 15
15.

Review Lesson 4-2: You know the following information.

By what theorem or postulate can you conclude that △ABC ≅ △XYZ ?

10
Pitanje 16
16.

Review Lesson 3-5: What is m∠P ?

Enter only a number.

G.CO.10
10
Pitanje 17
17.

Review Lesson 3-5: What is m∠D ?

Enter only a number.

G.CO.10
10
Pitanje 18
18.

Review Lesson 3-5: Is it possible for AW to equal OG ?

G.CO.10
Pitanje 19
19.

Vocabulary Review: Complete all 7 items on the canvas.

Pitanje 20
20.

Use Your Vocabulary: Complete each statement with the appropriate form of the word compare.

  • NOUN: comparison

  • VERB: compare

  • By __?__, a spider has more legs than a beetle.

  • You can __?__ products before deciding which to buy.

  • To __?__ quantities, you can write an equation or inequality.

5
Pitanje 21
21.
G.CO.10
5
G.CO.10
5
G.CO.10
Pitanje 24
24.

Reflection: Math Success

Pitanje 22
22.
Pitanje 23
23.