numbers whos square roots are whole numbers 4,9,16,25,...
a number that when multiplied by itself equals a given number
a symbol to indicate the square root
An expression that contains a radical, such as a square root, cube root, or other root
The number or expression inside a radical symbol
the length of the hypotenuse is square root 2 times the length of one leg.
the measure of the hypotenuse is twice the measure of he shorter leg. the measure of the longer leg is (√3) times the measure of the shorter leg.
the mathematics of triangles and trigonometric functions
a ratio of two sides of a right triangle
ratio of the opposite to the adjacent side of a right-angled triangle
Angle of elevation
the angle formed by a horizontal line and the line of sight to an object above the horizontal line
Angle of depression
the angle formed by a horizontal line and the line of sight to an object below the horizontal line
ratio of the opposite side to the hypotenuse of a right-angled triangle
ratio of the adjacent side to the hypotenuse of a right-angled triangle