Proportions
What is a fraction that is equivalent to 2/5?
4/10 6/15 8/20 ....
Which trig. ratio uses the opposite and adjacent sides?
What is the Tangent ratio?
When factoring I am converting to factored form from which form?
What is Standard form?
Two lines that never intersect are ________.
Two lines that intersect at 90 degrees are _________.
What is parallel and perpendicular?
Draw a diagram of how you set up a proportion for similar triangles.
Answers vary.
Which trig. ratio uses the opposite and hypotenuse sides?
What is the Sine ratio?
Identify the a , b & c values for the following quadratic. 3x2 + 5x - 9.
What is a = 3, b = 5 & c = -9?
What are the 3 triangle similarity conditions?
What is AA~ , SAS~ & SSS~?
Solve x/9 = 4/12.
What is x = 3?
Which trig. ratio uses the hypotenuse and adjacent sides?
What is the cosine ratio?
What would you multiply by (x+8) to get x2 + 10x +16?
What is (x+2)?
Which transformation uses the scale factor?
What is a dilation?
Solve 4/x = 8/14.
What is x = 7?
Solve sin(30) = 6/x.
What is x = 12?
What are the factors of the following quadratic.
x2 + 7x + 12
What is (x+3)(x+4)?
Richard is flying a kite. The kite string has an angle of elevation of 62°. If Richard is standing 80 feet from the point on the ground directly below the kite, find the length of the kite string.
What is 170.4 feet?
Solve (x+2)/7 = 8/9.
What is x = 38/9?
Solve tan(x) = 5/9.
What is x = 29.05?
What are the factors of the following quadratic?
9x2 - 4
What is (3x-2)(3x+2)?
An airplane rises vertically 2,000 feet over a horizontal distance of 8,000 feet. What is the angle of elevation of the airplane’s path?
What is 14 degrees?