4TH QUARTER PERIODIC TESTREVIEW IN TRIGONOMETRY
QUESTION 1   How many triangles are formed given : a =16,    b= 18 and m A = 45 .                              2 triangles
QUESTION 2   In ABC, a = 13, b = 11, and            Find c.                                  c = 12
QUESTION 3   Write                in terms of
QUESTION 4   In FEU,          , find 1 + cosF.
QUESTION 5   Find cosM if a = 18, t = 27, and m = 15.
QUESTION 6   Prove that
QUESTION 7    In XYZ, m X = 25 , m Y = 75 , and x = 4. Find    y.                            y = 9.1 units
QUESTION 8   Find AM if AB = 8, AC = 10, BM = 7 and CM = 5.                      A        B                 M        C   ...
QUESTION 9    Two adjacent sides of a parallelogram are 10 cm    and 15 cm, an included angle is 115. Find the    lengths...
QUESTION 10   Find the area of the shaded region.                                          24 units2
QUESTION 11 o The figure below shows a ΔABC where   A = 52.5°, b = 10 cm, and c = 7 cm.                                   ...
QUESTION 12   Find the area of the shaded region.                                  C                       105           ...
QUESTION 13   Find the area of the shaded region.             6m        6m          10 m              10 m               ...
QUESTION 14   Find the area of the shaded region.                                          2.46 cm2
QUESTION 15    Three circles of radii 4, 5, and 6 cm are mutually    tangent. Find the shaded area enclosed between    th...
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4th quarter periodic test review in trigonometry

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4th quarter periodic test review in trigonometry

  1. 1. 4TH QUARTER PERIODIC TESTREVIEW IN TRIGONOMETRY
  2. 2. QUESTION 1 How many triangles are formed given : a =16, b= 18 and m A = 45 . 2 triangles
  3. 3. QUESTION 2 In ABC, a = 13, b = 11, and Find c. c = 12
  4. 4. QUESTION 3 Write in terms of
  5. 5. QUESTION 4 In FEU, , find 1 + cosF.
  6. 6. QUESTION 5 Find cosM if a = 18, t = 27, and m = 15.
  7. 7. QUESTION 6 Prove that
  8. 8. QUESTION 7 In XYZ, m X = 25 , m Y = 75 , and x = 4. Find y. y = 9.1 units
  9. 9. QUESTION 8 Find AM if AB = 8, AC = 10, BM = 7 and CM = 5. A B M C AM = 7.1 units
  10. 10. QUESTION 9 Two adjacent sides of a parallelogram are 10 cm and 15 cm, an included angle is 115. Find the lengths of the diagonals and the angles they form with the sides of the parallelogram. Diagonals: 21.3 cm and 14.1 cm Angles: 25.2 and 39.8 40.1 and 74.9
  11. 11. QUESTION 10 Find the area of the shaded region. 24 units2
  12. 12. QUESTION 11 o The figure below shows a ΔABC where A = 52.5°, b = 10 cm, and c = 7 cm. C 1. Find the area of ΔABC. 2. Find the altitude CD. 10 cm a 3. Find BD and the side a. A D B 7 cm1. 27.8 cm22. 7.93 cm3. BD = 0.912 cm and a = 7.99 cm
  13. 13. QUESTION 12 Find the area of the shaded region. C 105 O 39 B D 53 110 49 A 5935 units2
  14. 14. QUESTION 13 Find the area of the shaded region. 6m 6m 10 m 10 m 60 27 m2
  15. 15. QUESTION 14 Find the area of the shaded region. 2.46 cm2
  16. 16. QUESTION 15 Three circles of radii 4, 5, and 6 cm are mutually tangent. Find the shaded area enclosed between the circles.. 4 cm2
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