Right Angle Trigonometry Basics

Right Angle Trigonometry Basics

Assessment

Flashcard

Mathematics

7th - 12th Grade

Hard

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16 questions

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1.

FLASHCARD QUESTION

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.

2.

FLASHCARD QUESTION

Front

What do we call the longest side of a right triangle?

Back

The longest side opposite the right angle is called the hypotenuse.

3.

FLASHCARD QUESTION

Front

What is the ratio for tangent (tan) in a right triangle?

Back

The tangent of an angle is the ratio of the length of the opposite side to the length of the adjacent side.

4.

FLASHCARD QUESTION

Front

In a right triangle, which side is opposite the right angle?

Back

The side opposite the right angle is called the hypotenuse.

5.

FLASHCARD QUESTION

Front

What is the formula for finding the hypotenuse in a right triangle?

Back

6.

FLASHCARD QUESTION

Front

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

Back

The sine of an angle is the ratio of the length of the opposite side to the length of the hypotenuse.

7.

FLASHCARD QUESTION

Front

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

Back

The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse.

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