RIGHT TRIANGLES and THE PYTHAGOREAN THEOREM
SINE and COSINE
TANGENT
SIN, COS and TAN
MISCELLANOUS
100
A triangle with one 90 degree angle.
What is a right triangle?
100
In a right triangle, the ratio of the length of the side opposite to angle A to the length of the hypothenuse.
What is sin A?
100
In a right triangle, the ratio of the length of the side opposite to angle A to the length of the side adjacent to angle A.
What is tangent ratio?
100

What is the ratio for sin?

What is Opposite over Hypotenuse?

100

An angle with less than 90 degrees measurement.

What is the acute angle?

200
In a right triangle, the sum of the squares of the lengths of the sides is equal to the square of the length of the hypotenuse. a2 + b2 = c2
What is the Pythagorean Theorem?
200
In a right triangle, the ratio of the length of the side adjacent to angle A to the length of the hypothenuse.
What is cosine ratio?
200
In a triangle ABC, if angle B=90 degrees, AB=3, BC=4 and AC=5, the angle represented by the trigonometric ratio is 4/3.
What is tan A?
200

What is the ratio of tangent?

What is opposite over adjacent?

200
The angle between the horizontal through the eye level and a line of sight to a point above eye level.
What is the angle of elevation?
300

In a right triangle, if the sides are 3 and 4 what is the hypotenuse?

The hypothenuse is 5 cm.

300
In a triangle ABC, if angle B=90 degrees, AB=3, BC=4 and AC=5, the angle represented by the trigonometric ratio is 4/5.
What is sin A?
300
If the tangent ratio of an angle is known, what can be determine by using the inverse operation of the tangent ratio on a scientific calculator?
The measure of the angle.
300

What is adjacent over hypotenuse?

What is cosine?

300
The angle between the horizontal through the eye level and a line of sight to a point below eye level.
What is the angle of depression?
400
The side that is right across the 90 degree angle is called.
What is the hypothenuse?
400
In a triangle ABC, if B=90 degrees, AB=3, BC=4 and AC=5, the angle represented by the trigonometric ratio is 3/5.
What is cos A?
400
The definition of the tangent ratio can be use to solve this equation.
The side length.
400

What does tan 30 equal to?

What is 0.577?

400

An angle greater than 90 degrees

What is the obtuse?

500
Polygons with the same shape; one polygon is an enlargement or a reduction of the other polygon.
What is similar polygons?
500
In a triangle ABC, if B=90 degrees, AB=3, BC=4 and AC=5, the angle represented by the trigonometric ratio is 3/5.
What is cos A?
500
What is the first step to solve a problem about any trigonometric ratios and the tangent ratio?
What is sketch the situation.
500

What does tan 60 equal to?

What is 1.73?

500
A tool to used to measure an angle above or below the horizontal.
What is a clinometer?
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