Given that x/y = 3/5 determine which proportion is NOT equivalent.
Question 2
2.
Determine the similarity ratio given STUV~XYZW, TS=21, XY=35, WZ=20
Question 3
3.
The area of a rectangle is 1500. The ratio of the length to width is 3:5. What is the length?
Question 4
4.
What is the image of (3, 4) dilated about the origin with a scale factor of 2.
Question 5
5.
What is the rule for a dilation about the origin with scale factor 1/3.
Question 6
6.
True/False: All parallelograms are similar.
Question 7
7.
True/False: All isosceles triangles are similar.
Question 8
8.
Always/Sometimes/Never: Equilateral triangles are _____________________ similar.
Question 9
9.
Ms. Matta is reading a map with a scale of 1 inch = 40 miles. She measures about
3.1 inches between Greenville and Yorktown. What is the actual distance between
the cities?
Question 10
10.
On a sunny day, a 12 in umbrella casts a shadow that is 2.4 ft long. A nearby
tree casts a shadow that is 40 ft long. How tall is the tree?
Question 11
11.
Solve for x.
Question 12
12.
Dilate (3,4) about the point (-3,1) with a scale factor of 2. What is the image of A?
Question 13
13.
The altitude, XR , to the hypotenuse of right ∆WXY divides the hypotenuse into
segments that are 12 and 10 cm long. Find the length of the altitude.
Question 14
14.
Which of the following is NOT a way to prove triangles are similar.
Question 15
15.
If the scale factor of a certain dilation is 5/4, then the dilation was a _________________.