Right Triangle Trig Basics (Classwork)

Front

What is the length of the hypotenuse side in a right triangle with sides 8 and 15?

Back

17

Front

What type of triangle is the context of our study of trigonometry?

Back

Right triangle

Front

Which side is opposite angle x in a right triangle with sides 1, 2, and 3?

Back

2

Front

What is the length of the side opposite ∠Z in a right triangle with sides 16, 30, and 34?

Back

30

Front

Which trigonometric ratio is correct?

Back

tanA = opp/adj

Front

What is the definition of a right triangle?

Back

A triangle with one angle measuring 90 degrees.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What is the sine of an angle in a right triangle?

Back

sinA = opposite side / hypotenuse.

Front

What is the cosine of an angle in a right triangle?

Back

cosA = adjacent side / hypotenuse.

Front

What is the tangent of an angle in a right triangle?

Back

tanA = opposite side / adjacent side.