Trigo IGCSE Part 1

Match the following trig functions to the correct trig values

• sin(90)

• sin(30)

• sin(45)

• 0

• sin(60)

Match the following trig functions to the correct trig values

• cos(30)

• cos(60)

• 0

• cos(45)

• cos(90)

Match the following trig functions to the correct trig values

• tan(90)

• 1

• tan(30)

• tan(45)

• undefined

• tan(60)

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Find the exact value of:

 $Cos\left(\frac{\ 7\pi}{4}\right)$

• -1/2

•  $\frac{\ \sqrt{\ 2}}{2}$

•  $\frac{-\sqrt{\ 2}}{2}$

•  $-\frac{\ \sqrt{\ 3}}{2}$

• -1