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Summative in Precalculus

Quiz by Farolito Arbiol

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30 questions
Show answers
  • Q1

    In which quadrant does -285° angle lie?

    II

    IV

    III

    I

    30s
  • Q2

    To convert radians to degrees, we use the formula of ___________.

    π/180

    180/π

    bi/π

    180/bi

    30s
  • Q3

    Using a calculator, express 95° 45 ‘ 45 ” in decimal degrees.

    95.7625°

    65.4532°

    56.9071°

    95.5627°

    30s
  • Q4

    How many degrees is 1 and 1/5 of a complete revolution?

    337°

    298°

    312°

    432°

    30s
  • Q5

    How many radians is 11/5 of a complete revolution?

    17/5 π radians

    21/5 π radians

    19/5 π radians

    22/5 π radians

    30s
  • Q6

    What is the length of an arc of a circle with radius 4 cm that subtends a central angle of 216°?

    23π/5 cm

    22π/5 cm

    24π/5 cm

    26π/5 cm

    30s
  • Q7

    Find the length of an arc of a circle with a radius of 6/π cm that subtends a central angle of 99°.

    35/10 cm

    27/10 cm

    33/10 cm

    29/10 cm

    30s
  • Q8

    What is the smallest positive angle coterminal with 2110° ?

    280°

    250°

    310°

    230°

    30s
  • Q9

     What is the coterminal angle of 85° ?

    245° and -275°

    -275° and 445°

    125° and -165°

    235° and -115°

    30s
  • Q10

    If tan A=4/5, determine 2sin A - cosA/3cos A.

    1/4

    1/2

    1/5

    3/4

    30s
  • Q11

    Given sec θ = - 25/24 and   π   θ ≤ 3π/2, find sin θ + cos θ.

    -51/25

    -41/19

    -21/19

    -31/25

    30s
  • Q12

    What is the reference angle of - 29π / 6?

    π/2

    π/4

    π/3

    π/6

    30s
  • Q13

    For what angle θ in the third quadrant is cos θ= sin 5π /3?

    θ = 7 π/6

    θ = 5π/4

    θ = 13 π/2

    θ = 4π/3

    30s
  • Q14

    If cos θ > 0 and tan θ = -2/3.  Find sec θ + tan θ/ sec θ - tan θ.

    16 - 4√ 13/9

    16 - 7√ 13/8

    17 - 413/9

    15 - 6√ 13/7

    30s
  • Q15

    What is sec^2 θ - csc^2 θ, if the terminal point of an arc of length θ lies on the line joining the original at the point (2, -6)?

    92/13

    80/9

    60/7

    90/11

    30s

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