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Common Core

G-SRT.D.11

3 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.

Trigonometry · Chapter 7 · Lesson 1

The Law of Sines and Cosines

Triangles without a right angle.

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Trigonometry · Chapter 7 · Lesson 2

The Ambiguous Case

Two sides and the wrong angle can describe two triangles.

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Trigonometry · Chapter 7 · Lesson 3

Area of Any Triangle

When you cannot see the height.

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