Algebra Geometry Practice Test Results

Question 1
60% answer correctly
A circle has a radius of 7 inches. What is its approximate circumference?
153.94
11.00
49.00
43.98
Question 2
52% answer correctly
A tube has a radius of 4 inches and a height of 8 inches.\n What it`s approximate volume?
315.83 \\(in^2\\)
402.12 \\(in^2\\)
804.25 \\(in^2\\)
100.53 \\(in^2\\)
Question 3
65% answer correctly
Which of the following pairs are supplementary angles?
109°, 161°
64°, 116°
19°, 71°
19°, -19°