Algebra Geometry Practice Test Results

Question 1
47% answer correctly
Find the diagonal of a square whose area is 49.
3.5
7
\\(7\\sqrt 2\\)
\\(49\\sqrt 2\\)
Question 2
59% answer correctly
A circle has a diameter of 9 inches. What is its approximate area?
7.07
20.25
63.62
14.14
Question 3
45% answer correctly
Find the diagonal of a square whose area is 16.
\\(16\\sqrt 2\\)
4
2
\\(4\\sqrt 2\\)