# 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

**Pass：**Next

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.