Algebra Geometry Practice Test Results

Question 1
47% answer correctly
Find the diagonal of a square whose area is 49.
7
3.5
\\(49\\sqrt 2\\)
\\(7\\sqrt 2\\)
Question 2
59% answer correctly
A circle has a diameter of 9 inches. What is its approximate area?
14.14
7.07
63.62
20.25
Question 3
60% answer correctly
A circle has a radius of 7 inches. What is its approximate circumference?
153.94
11.00
49.00
43.98