Honors Precalculus - Chapter 6 Test Review

In which situation would you need to check for a second set of answers?

• ASA
• SAS
• SSA
• SSS

Tags

CCSS.7.G.A.2

In which situation would you not be able to use the Law of Cosines?

• SAS
• SSS
• AAS

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the magnitude of the vector <2, -3>.

• √11
• 13
• √-4
• √13

Tags

CCSS.HSN.VM.A.1

Find the direction of the vector <-3, -5>.

• 59.03°
• 239.03°
• 210.96°
• 120.96°

Tags

CCSS.HSN.VM.A.1

Find the dot product of <1, -2> and <3, 2>.

• 1
• <3, -4>
• <4, 0>
• -1

Tags

CCSS.HSN.VM.A.1

Find the angle between vectors <1,3> and <2,-5>.

• 40.24°
• 49.76°
• 139.76°
• 92.57°

Tags

CCSS.HSN.VM.A.1

CCSS.HSF.TF.B.7

How do you know if two vectors are orthogonal?

• Their sum is 0.
• The dot product is 1.
• The angle between them is 0°.
• The dot product is 0.

Tags

CCSS.HSN.VM.A.1

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.B.5

In the 1850s, surveyors used the Law of Sines to calculate the height of Mount Everest.  Their calculation was within how many feet of the currently accepted value?

• 1000 ft
• 300 ft
• 1 ft
• 30 ft

How much work is done if a person pulls on a rope with constant force of 25 pounds at an angle 30^o above the horizontal and the object is not moved?

• 12.5 ft-lbs
• 21.65 ft-lbs
• 43.30 ft-lbs
• 0 ft-lbs

Who do historians consider to be the father of trigonometry as he is credited with compiling the first trigonometric table?

• Pythagoras
• Hipparchus
• Euclid
• DeMoivre