MBF 3CI Learning Goal Review – Practice Test
Learning Goal: I can solve for a side in a Right Triangle using Pythagorean Theorem.
1. Find missing side ‘x’ to 1 decimal place
a) b)
Learning Goal: I can solve for a side in a Right Triangle using SOH CAH TOA
2. Find missing side ‘x’ to 1 decimal place
a) b)
Learning Goal: I can solve for an angle in a Right Triangle using SOH CAH TOA
3. Find angle θ to one decimal place.
a) b)
34
62º
x
x 13
14º
9.1
4.8 θ
43
36
θ 35
42 x
x
21 17
Learning Goal: I can solve for sides and angles using the Sine Law
4. Find the missing side “x” or angle “θθθθ” to 1 decimal place
Learning Goal: I can solve for sides and angles using the Cosine Law
5. Solve for the indicated side “x” or angle “θθθθ” to 1 decimal place.
Learning Goal: I can do a “height of the mountain" question.
6. The angle of elevation to the top of a mountain is 45°. If I walk 100m further away the angle of elevation is 44°. What is the height of the mountain 1 decimal place?
Learning Goal: I can do a “height of the cloud” question.
7. Two people are 250m apart. The angles of elevation to a cloud directly between them are 30° and 40° respectively. What is the height of the cloud to 1 decimal place?
Learning Goal: I can do a “holes drilled on a circle" question.
8. A plate has 8 equally spaced holes drilled on a circle with 50cm diameter.
What is the distance between the centres of adjacent holes to 2 decimal places?
Learning Goal: I can do a “3D” Question.
9. Determine the height of the cliff, h, to 1 decimal place.
39
48 x
56º
46 24
θθθθ 61 95º
15
x
38º
54 86º
28
θθθθ
h