Unit 6ab Fill-in Notes

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c².

Front

What is the sine of an angle?

Back

Opposite/Hypotenuse

Front

What does 'c' represent in the Pythagorean theorem?

Back

The longest side of a right triangle.

Front

What should you do if given a word problem with no picture?

Back

Draw a picture.

Front

If a² + b² > c², what type of triangle is it?

Back

Acute triangle.

Front

What is the cosine of an angle?

Back

Adjacent/Hypotenuse.

Front

What is the tangent of an angle?

Back

Opposite/Adjacent.

Front

In a right triangle, what is the relationship between the sides?

Back

The square of the hypotenuse is equal to the sum of the squares of the other two sides.

Front

What is an obtuse triangle?

Back

A triangle where one angle is greater than 90 degrees.

Front

What is an acute triangle?

Back

A triangle where all angles are less than 90 degrees.