Cosine and Sine Rule

What rule should you use?

• Sine
• Cosine

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What rule should you use?

• Sine
• Cosine

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What rule should you use?

• Sine
• Cosine

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

• 10.1
• 10.0
• 10.9
• 8.86

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the missing angle θ

• 27.9^o

• 29.2^o

• 26.8^o

• 45^o

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the missing side x

• 6.65cm

• 1.74cm

• 5.66cm

• 7.14cm

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the missing side x

• 60.5mm

• 10.3mm

• 30.1mm

• 58.1mm

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the missing side x

• 6.39cm

• 12.7cm

• 7.31cm

• 8.13cm

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

For a Non-Right Angled Triangle, if we are given the measures of two angles and the length of a side (AAS) and are required to find the length of another side, we use

• Pythagoras' Theorem

• Trig Ratios

• Inverse Trigonometric Function

• Sine Rule

• Cosine Rule

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

For a Non-Right Angled Triangle, if we are given the lengths of two sides and the size of the included angle (SAS) and are required to find the length of another side, we use

• Pythagoras' Theorem

• Trig Ratios

• Inverse Trigonometric Function

• Sine Rule

• Cosine Rule

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11