Two angles in the same plane with a common vertex and a common side, but no common interior points.
What is adjacent angels
100
A railway is inclined at an angle of 1° to the horizontal. Find the vertical height climbed when a train travels 1 km up the hill
What is 17.45 m vertically
100
The reverse functions of sine, cosine, tangent, cotangent, secant and cosecant
What is inverse trigonometric functions
100
In this sense what does inverse mean?
What is to subtract
100
What is a triangle?
What is a plane figure with three straight sides and three angles.
200
In a right triangle, the cosine of angle A is the ratio of the length of the leg adjacent to A to thge lengthof the side opposite A. It is the reciprocal of the secant function.
What is cosine
200
The string of a kite is 120 m long and makes an angle of 70° with the horizontal. What is the height of the kite?
What is 112.8 m
200
A group of functions that relate an acute angle in a right triangle with the ratios of sides
What is trigonometric functions
200
A trigonometric function of an angle equal to the reciprocal of its tangent
What is cotangent
200
the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.
What is Trigonometry
300
A triangle with three equal angles
What is equiangular triangle
300
Verify that (sinA)^2 + (cosA)^2 = 1 for this angle measure
What is yes
300
What are all the trig functions?
What is sine, cosine, tangent, cotangent, secant and cosecant.
300
A trigonometric function of an angle, defined as the ratio of the length of the side opposite to the angle to the length of the hypotenuse in a right triangle. <<< the reciprocal of
What is cosine
300
cos =
What is adjacent/ hypotenuse
400
Triangle with three equal sides
What is equilateral triangle
400
Verify that (sinA)^2 + (cosA)^2 = 1 for this angle measure
What is no
400
A method used to check whether or not a relation is a function. Imagine a vertical line moving horizontally along the x-axis. If this vertical line intersects the graph in at most one point at any x-coordinate, then the relation is a function. Otherwise, the relation is not a function.
What is vertical line test
400
A trigonometric function of an angle equal to the reciprocal of its cosine, that is, sec x = 1/cos x.
What is secant
400
sin =
What is opposite/ hypotenuse
500
the side opposite to the right angle in a triangle
What is hypotenuse
500
Verify that (sinA)^2 + (cosA)^2 = 1 for this angle measure
What is yes
500
A trigonometric function of an angle equal to the reciprocal of its sine