Bearings and Trigonometry

• 9.28
• 2.87
• 2.97
• 8.76

Tags

CCSS.HSG.SRT.C.8

Which of the following formulas shows the Law of Cosines?

• 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

What is
the correct bearing?

• 30

• 330

• 030

• 60

Tags

CCSS.HSG.SRT.C.8

Choose the correct true bearing

• 62

• 062

• 332

• 152

E, F and G lie on the earth’s surface. The bearing of G from F is:

• 028

• 105

• 208

• 255

Axminster is 31.7 km due West of Raytown. Axminster is also 45.3 km due South of Jigtown. Find the bearing of Raytown from Jigtown, rounded to the nearest degree.

Tags

CCSS.HSG.SRT.C.8

• 6.99
• 6.33
• 13.59
• 7.83

Tags

CCSS.HSG.SRT.C.8

Find the length of side AB.

• 10

• 8

• 6.1

• 4.9

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What is the measure of angle A?

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

True Bearing are described by measuring from North EVERY time. True or False?

• True

• False

Answer explanation