ACT Math practice questions and answers
What is the area, in square inches, of a circle with a diameter equal to 12 inches?
(A)144
(B) 36
(C) 12π
(D) 36π
(E) 144π
The Correct Answer
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The ACT Math Test usually breaks down into 6 questions types: pre-algebra, elementary algebra, and intermediate algebra questions; plane geometry and coordinate geometry questions; and some trigonometry questions.