Revision : Trigonometry,Functions & Bearings

Revision : Trigonometry,Functions & Bearings

The area of ANY triangle

Recall the cosine rule

Remember it can be used for ANY triangle.

Recall the sine rule

Remember it works for ANY triangle.

Fill in the Blanks

Fill in the Blanks

Multiple Choice

What is

the correct bearing?

• 30

• 330

• 030

• 60

Multiple Choice

Can a bearing be measured counter-clockwise?

• Yes

• No

• Not Always

• Sometimes

Multiple Choice

Bearings are measured from North, Clockwise, using 3 digits

• True
• Flase

Multiple Choice

 $h\left(x\right)=x^2+2$  
 $g\left(x\right)=3x-1$  
Find  $h\left(g\left(-3\right)\right)$  

• -98

• 102

• 32

• -22