ACT-Math Exam Question 81
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In the diagram above, the radius of the circle is 20 units and the length of arc AB is 15π units.
What is the measure in degrees of

?

In the diagram above, the radius of the circle is 20 units and the length of arc AB is 15π units.
What is the measure in degrees of

?
ACT-Math Exam Question 82
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If point A is at (-1, 2) and point B is at (11, -7), what is length of line AB?
If point A is at (-1, 2) and point B is at (11, -7), what is length of line AB?
ACT-Math Exam Question 83
Greg has nine paintings. The Hickory Museum has enough space to display three of them.
From how many different sets of three paintings does Greg have to choose?
From how many different sets of three paintings does Greg have to choose?
ACT-Math Exam Question 84
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In the diagram above, what is the length of side FG?

In the diagram above, what is the length of side FG?
ACT-Math Exam Question 85
In the graph above, ABCD is a square.

What are the coordinates of point B?

What are the coordinates of point B?