Trigonometry

Question 1

Solutions to right triangle

Question 2

Solutions to oblique triangle
1. Law of Sine

Question 3

Solutions to oblique triangle
2. Law of Cosine

Question 4

Even odd identities

Question 5

Pythagorean relations identities

Question 6

Cofunction identities

Question 7

Sum/ difference of angles identities

Question 8

Double angle identities

Question 9

Powers of function identities

Answer 9

Clue: cos(A+B) ➡️ cos(A+A)

Question 10

Functions of half angle

Answer 10

Clue: just use power of functions identities

Question 11

Height of triangle

Question 12

Median of triangle

Question 13

Angle bisector of triangle

Question 14

Inscribed/ circumscribing circle and triangle

Question 15

Area of triangles (4)

Question 16

Area of circle

Question 17

Circumference of circle

Question 18

Area of circle sector

Question 19

Area of segment of circle

Question 20

Arc length of circle

Question 21

Chord theorem

Question 22

Secant theorem

Question 23

Secant-tangent theorem

Question 24

Useful theorems in circle (aside from chord, secant, sec-tan)

Question 25

Ambiguous case oblique triangle

Question 26

Coversed sine

Question 27

Versed sine

Question 28

Versin Coversin Haversin Hacoversin Exsec

Question 29

Triangles inequality

Question 30

Trigo in quadrant

Question 31

Waves For sin and cos For tan

Question 32

Centroid