sine and cosine rules

In any triangle the lengths of the sides have the same ratio as the .....

• opposite angles

• sines of the opposite angles

• cosines of the opposite angles

• exterior angles

The sine and the cosine rules can be applied in .... triangles.

• only right-angles

• only isosceles

• any types of triangles

• only equilateral

What is the range of the sine function?

• [-1; 1]

• [1; -1]

• [0;1]

• the set of the real numbers

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

• 6.99
• 6.33
• 13.59
• 7.83

Tags

CCSS.HSG.SRT.C.8

What is the measure of angle A?

• 50 degrees
• 60 degrees
• 78 degrees
• 74 degrees

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

When using the sine rule how many parts (fractions) do you need to equate?

• All 3 parts
• 1 part
• 2 parts

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which of the following formulas is the Cosine rule?

• c² = a² + b² - 4ac + cosA
• c² = a² - b² - 2abcosC
• c² = a² + b² - 2abcosC
• (cos A)/a = (cos B)/b

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11