What is the leg next to the angle that is NOT the hypotenuse?
100
Right Triangles
What is you can only use trig ratios in what kind of triangles?
100
BC
___
AC
Set up the formula for the tangent of angle A if there is a right triangle, and the right angle is labeled C, the top angle is labled B, and the other is labeled A.
100
BC
_____
BA
Set up the formula for the sine of angle A, if there is a right triangle, and the right angle is labeled C, the top angle is labled B, and the other is labeled A.
100
AC
____
BA
Set up the formula for the cosine of angle A, if there is a right triangle, and the right angle is labeled C, the top angle is labled B, and the other is labeled A.
200
opposite
What is the leg across from the angle that you are finding the tangent to?
200
Tangent, Sine, & Cosine
What are the 2 types of trig functions?
200
=0.952
If you have a right triangle with the right angle labeled C, the top angle labeled B, and the other angle labeled A. Line BC is 42 cm, line BA is 58 cm, and line AC is 40 cm. What is the tangent of angle B?
200
=0.69
If you have a right triangle with the right angle labeled C, the top angle labeled B, and the other angle labeled A. Line BC is 42 cm, line BA is 58 cm, and line AC is 40 cm. What is the sine of angle B?
200
=0.7241
If you have a right triangle with the right angle labeled C, the top angle labeled B, and the other angle labeled A. Line BC is 42 cm, line BA is 58 cm, and line AC is 40 cm. What is the cosine of angle B?
300
hypotenuse
What is the longest leg of a right triangle?
300
Length of adjacent leg
__________________
Length of hypotenuse leg
What is the formula for cosine?
300
=0.4167
If there is a right triangle labeled with a right angle of Z, a top angle of X, and the other angle Y. Line XZ is 48cm, line XY is 52 cm, and line ZY is 20 cm, what is the tangent of angle X?
300
=0.3846
If there is a right triangle labeled with a right angle of Z, a top angle of X, and the other angle Y. Line XZ is 48cm, line XY is 52 cm, and line ZY is 20 cm, what is the sine of angle X?
300
=0.96
If there is a right triangle labeled with a right angle of Z, a top angle of X, and the other angle Y. Line XZ is 48cm, line XY is 52 cm, and line ZY is 20 cm, what is the cosine of angle X?
400
sine
What is a trigonometric function for acute angles that involved the lengths of a leg and the hypotenuse of a right angle?
400
opposite
___________
adjacent
What is the formula for tangent?
400
=0.6
If there is a right triangle with the right angle labeled F, the top angle E, and the other angle G. Line EF is 6cm, line EG is 12 cm, and line FG is 10 cm. What is the tangent of angle G?
400
=0.5
If there is a right triangle with the right angle labeled F, the top angle E, and the other angle G. Line EF is 6cm, line EG is 12 cm, and line FG is 10 cm. What is the sine of angle G?
400
=0.833
If there is a right triangle with the right angle labeled F, the top angle E, and the other angle G. Line EF is 6cm, line EG is 12 cm, and line FG is 10 cm. What is the cosine of angle G?
500
trigonometric ratio
What is a ratio of the lengths of two sides of a triangle?
500
opposite
________
hypotenuse
What is the formula for sine?
500
=1
You are given two right triangles. They are similar. The smaller one has a right angle labled Z, the top angle is Y and the other angle is X. For the larger triangle the right angle is N, the top angle is M and the other angle is L. Find the common ratio of tangent of X and L for these two triangles.
500
21/29
You are given two right triangles. They are similar. The smaller one has a right angle labled Z, the top angle is Y and the other angle is X. For the larger triangle the right angle is N, the top angle is M and the other angle is L. Find the common ratio of sine of X and L for these two triangles.
500
=0.689
You are given two right triangles. They are similar. The smaller one has a right angle labled Z, the top angle is Y and the other angle is X. For the larger triangle the right angle is N, the top angle is M and the other angle is L. Find the common ratio of cosine of X and L for these two triangles.