Precalculus - Unit 3b Week 1

Week of: 4/7

*for additional curriculum information, please visit the district's resource High School Pacing Guides  or Georgia Standards of Excellence

Pre-Calculus 

4/7

Standard(s): PC.AGR.4.4

LT: 

• I can solve triangles using the Law of Sines. 

SC: 

• I can determine when there is the possibility of two triangles.

• I can investigate problems involving surveying and resultant forces using the Law of Sines.

Lesson/Activity:Daily 10, return test, Notes on Law of Sines, Practice Textbook p537 1-13 every other odd, 17,21,23

Resources:Precalculus Functions and Graphs Swokowski

4/8

Standard(s): PC.AGR.4.4

LT: 

• I can solve triangles using the Law of Sines. 

SC: 

• I can determine when there is the possibility of two triangles.

• I can investigate problems involving surveying and resultant forces using the Law of Sines.

Lesson/Activity:Daily 10, Go over Homework, More Practice Ob p 434

Resources:Precalculus Functions and Graphs Swokowski

4/9

Standard(s): PC.AGR.4.4

LT: 

• I can solve triangles using the Law of Cosines. 

SC: 

• I can investigate problems involving surveying and resultant forces using the Law of Cosines.

Lesson/Activity:Daily 10, Go over Hw, Notes and examples for Law of Cosines, Practice Textbook p547 3-25 odd

Resources:Precalculus Functions and Graphs Swokowski

4/10

Standard(s): PC.AGR.4.4

LT: 

• I can solve triangles using the Law of Cosines. 

SC: 

• I can investigate problems involving surveying and resultant forces using the Law of Cosines.

Lesson/Activity:Daily 10, Go HW, More Practice on Law of Cosines OB p 441

Resources:Precalculus Functions and Graphs Swokowski, Teacher made worksheet

4/11

Standard(s): PC.AGR.4.5

LT: 

• I can determine the area of an oblique triangle.

SC: 

• I can use the trigonometric area formula to find the area of a triangle.

• I can use Heron’s formula to find the area of a triangle.

Lesson/Activity:Daily 10, Go over HW, Notes and examples for finding the area of a triangle, Practice Ob p 434 23-27 all, Ob, 441 17-21 all, Textbook p550 33-44 all

Resources:Precalculus Functions and Graphs Swokowski, Teacher made worksheet