Trigonometry Unit Review Part 1

What is a hypotenuse?

• Vertical side in a right triangle

• Longest side in a right triangle

• Horizontal side in a right triangle

• a² + b² = c²

Which of the following could you use to find the missing side?

• Pythagorean Theorem

• 45-45-90 triangles

• A trig ratio (sine, cosine, or tangent)

• 30-60-90 triangles

Which of the following could you use to find the missing sides?

• A trig ratio (sine, cosine, or tangent)

• Pythagorean Theorem

• 30-60-90 triangles

• 45-45-90 triangles

The Pythagorean Theorem is _________

• a + b = c

• a² + b² = c²

• a² + b² + c²

• A = LW

Tags

CCSS.8.G.B.8

When do we use the Pythagorean Theorem?

• To find a missing angle in a right triangle

• To find the missing length of a right triangle

• To find the area of a right triangle

• To find the slope of a right triangle

Tags

CCSS.8.G.B.8

Which of the following could you use to find the missing sides?

• A trig ratio (sine, cosine, or tangent)

• Pythagorean Theorem

• 30-60-90 triangles

• 45-45-90 triangles

Which of the following could you use to find the missing side?

• 45-45-90 triangles

• A trig ratio (sine, cosine, or tangent)

• Pythagorean Theorem

• 30-60-90 triangles

^{Which of the following could you use to find the missing side?}

• A trig ratio (sine, cosine, or tangent)

• 45-45-90 triangles

• Pythagorean Theorem

• 30-60-90 triangles

Which of the following could you use to find the missing angle?

• Pythagorean Theorem

• A trig ratio (sine, cosine, or tangent)

• An inverse trig ratio (inverse sine, inverse cosine, or inverse, tangent)

• 30-60-90 triangles

The angle of 12^o is a(n)

• angle of elevation
• angle of depression
• neither
• both

Tags

CCSS.7.G.B.5