Test: Circles II - Challenging

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Question 1:   Find the radius of the following circle:
2 3
3 3 2
3
3.5
Question 2:   Find the area of a circle with the diameter 12.5cm
122.72c m 2
152.41c m 2
490.87c m 2
315.36c m 2
Question 3:   Find the circumference of a circle with the diameter 13cm
20.42cm
61.26cm
40.84cm
81.68cm
Question 4:   What is the radius of a circle with the circumference 26πcm ?
19.5cm
13cm
6.5cm
26cm
Question 5:   Find TA if line t is the tangent to a circle:
6cm
11cm
12cm
9cm
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