Trigonometry
Inverse Operations
Types of Numbers
Special Letters
Continue the Pattern
100
In a right triangle, the two sides that form the right angle.
What are the legs?
100
The inverse of subtraction.
What is addition?
100
1, 2, 3, 4, 5, 6, ..., but not 0 or 2.5.
What are the natural numbers?
100
m, in y = mx + b.
What is slope (or rate of change)?
100
2, 4, 6, 8, ___.
What is 10?
200
The ratio of the opposite leg to the adjacent leg.
What is tangent?
200
The word, beginning with an R, that refers to the multiplicative inverse of a number.
What is "Reciprocal"?
200
3/4, -6, 5.2, and 10, but not pi.
What rational numbers?
200
3.14159...
What is pi?
200
0, 1, -1, 2, -2, 3, -3, ___.
What is 4?
300
The function used on the ratio of the adjacent leg to the hypotenuse to find the unknown angle.
What is cosine inverse (or inverse cosine)?
300
The operation that is the inverse of squaring.
What is square root?
300
pi and the square root of 2, but not -6.
What are irrational numbers?
300
r, used in the transformation of a geometric figure.
What is reflection?
300
1, 4, 9, 16, ___.
What is 25?
400
In a 30-60-90 right triangle, the length of the short leg when the length of the hypotenuse is 14.
What is 7?
400
The additive inverse of the number 5.
What is negative 5?
400
0, 1, 2, 3, 4, ..., but not 7.5.
What are whole numbers?
400
b, in y = mx + b.
What is the y-intercept?
400
1.0, 1/2, .3333..., 1/4, .2, ___.
What is 1/6?
500
The sine of 180 degrees.
What is zero?
500
The word, beginning with R, that best describes the mathematical meaning of "inverse".
What is Reverse?
500
The square root of a negative number.
What is an imaginary number?
500
a, when used in the Pythagorean Theorem.
What is the length of a leg?
500
0, 1, 1, 2, 3, 5, 8, ___.
What is 13?
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