### 2: Develop spatial sense.

#### 2.2: Demonstrate an understanding of the Pythagorean theorem by:

2.2.a: identifying situations that involve right triangles

Cosine Function

Distance Formula

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

Sine Function

Tangent Function

2.2.b: verifying the formula

Circles

Cosine Function

Distance Formula

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

Sine Function

Surface and Lateral Areas of Pyramids and Cones

2.2.c: applying the formula

Circles

Cosine Function

Distance Formula

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

Sine Function

Surface and Lateral Areas of Pyramids and Cones

Tangent Function

2.2.d: solving problems.

Circles

Cosine Function

Distance Formula

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

Sine Function

Surface and Lateral Areas of Pyramids and Cones

Tangent Function

#### 2.4: Demonstrate an understanding of primary trigonometric ratios (sine, cosine, tangent) by:

2.4.a: applying similarity to right triangles

Sine, Cosine, and Tangent Ratios

2.4.c: applying the primary trigonometric ratios

Cosine Function

Sine Function

Sine, Cosine, and Tangent Ratios

Tangent Function

2.4.d: solving problems.

Cosine Function

Sine Function

Sine, Cosine, and Tangent Ratios

Tangent Function

#### 2.5: Solve problems that involve parallel, perpendicular and transversal lines, and pairs of angles formed between them.

Constructing Congruent Segments and Angles

Triangle Angle Sum

#### 2.6: Demonstrate an understanding of angles, including acute, right, obtuse, straight and reflex, by:

2.6.b: replicating and constructing

Segment and Angle Bisectors

2.6.c: bisecting

Concurrent Lines, Medians, and Altitudes

Segment and Angle Bisectors

### 4: Develop algebraic reasoning.

#### 4.1: Solve problems that require the manipulation and application of formulas related to:

4.1.b: area

Area of Triangles

Correlation last revised: 9/16/2020