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RIGHT TRIANGLES and THE PYTHAGOREAN THEOREM
SINE and COSINE
TANGENT
WORD PROBLEMS
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

When given a word problem, the first thing you should do is....

What is draw a sketch?
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, from reference angle A, the angle represented by the trigonometric ratio is 4/3.

What is tan A?
200

The angle of elevation from a point 43 feet from the base of a tree on level ground to the top of the tree is 30°. What is the height of the tree?

What is 24.8 ft?
200

Polygons with the same shape; one polygon is an enlargement or a reduction of the other polygon.

What are similar polygons?
300
In a right triangle, if the legs are 3 cm and 4 cm respectively, name the remaining side and state its length.
The hypothenuse is 5 cm.
300
In a triangle ABC, if angle B=90 degrees, AB=3, BC=4 and AC=5, from reference angle A, 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 determined by using the inverse operation of the tangent ratio (using the 2nd button) on a scientific calculator?

The measure of the angle.
300

A straight water slide makes a 40° angle with the surface of the water. If the top of the slide is 11.5 meters high, how long is it?

What is 17.9 m?
300
Two angles of a triangle are 23 and 90 degrees respectively, the measure of the 3rd angle is...
What is 67 degrees.
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, from reference angle A, the angle represented by the trigonometric ratio is 3/5.

What is cos A?
400
In addition to using the tangent ratio to determine that measure of an angle, the tangent ratio can also be used to determine...
What is a side length?
400
DAILY FREEBIE!!!
You just got 400pts free!!
400
Two different ways to remember the trig ratios?
What is SohCahToa?

What is Oscar Had A Hunk of Apple?

500

If the legs of a triangle measure 7 and 11 ft respectively, the measure of the hypotenuse?

What is the sq root of 170?

500

In a triangle ABC, if B=90 degrees, AB=3, BC=4 and AC=5, from reference angle A, 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 label the HOA?
500

A person stands on the ground looking at an object in a window above. The object is 12.6 meters above the ground. And the person is 58.5 meters away from the building. Compute the angle of elevation from the person to the object in the window.

What is 12.2 degrees?
500
The name of Mrs. Toner's dog?
What is Elpheba?