Pythagorean Theorem
Special Right Triangles
Trig Ratios
100
What do you use the Pythagorean Theorem for?
Up to teacher for answer.
100
What is a 30-60-90 triangle and how can you solve for the sides of it?
Up to teacher for answer.
100
If sinA=cosB for the acute angles A and B, how are the angles related?
A) Not enough information
B) Supplementary
C) Complementary
D) Congruent
C) Complementary
200
35
200
The lengths of the legs of a 45°-45°-90° triangle can be described by the expressions
5n + 34 and 14n - 2. What is the length of each leg of the triangle?
54
200
Two angles, <X and <Y are complementary. What is sinY if
cosX=3/7 ?
3/7
300
If you have a skateboard ramp that is 3 feet high and the ramp itself is 5 feet long. What is the horizontal distance of the ramp, in feet?
4 feet
300
The lengths of the legs of a 45°-45°-90° triangle can be described by the expressions -6x + 15 and 4x - 5. What is the length of each leg of the triangle?
3
300
Given sin(C) = sin(N) in △ABC and △LMN, select all of the true statements.
A, B, D
400
Martin is making a lean-to for his dog in the shape of a right triangle. Are the side lengths 33, 56, and 64 possible side lengths to form the lean-to?
No
400
A 30°−60°−90° triangle is shown. Prove that if the shortest side length is s, the others are s√3 and 2s.
Which shows how to find the length of the hypotenuse, c?
D
400
Gael wants to build a bike ramp such that m∠B is less than 50°. His plan is shown below. Will it work? Explain
A
500
Martin is making a lean-to for his dog in the shape of a right triangle. Are the side lengths 28, 45, and 53 possible side lengths to form the lean-to?
Yes
500
A 30°−60°−90° triangle is shown. Prove that if the shortest side length is s, the others are s√3 and 2s.Which shows how to find the length of the longer leg, x?
B
500
The diagram shows a building and two beams, located on top and to the right of the building, respectively. Angle x is formed between the tops of the two beams as shown. Find x, to the nearest tenth of a degree
26.6