Geometry

The diameter of circle Z is 5 in. What is its area in terms of pi?

2.5pi squared
5pi squared
6.25pi squared
25pi squared

Please help! I can't figure this out:(

  1. 👍
  2. 👎
  3. 👁
  1. A = pi * r^2

    1. 👍
    2. 👎
    👤
    Ms. Sue
  2. 3.14 * 2.5^2 = 19.634...

    I'm confused!:( None of those are an option. What am I doing wrong?

    1. 👍
    2. 👎
  3. The question asks the area in terms of pi.

    3.14 * 2.5^2

    1. 👍
    2. 👎
    👤
    Ms. Sue
  4. Oh, I figured it out! After the result, divide by pi:)
    6.25?

    1. 👍
    2. 👎
  5. No.

    2.5pi squared

    1. 👍
    2. 👎
    👤
    Ms. Sue
  6. It's 6.25. Ms. Sue is incorrect.

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    Use 3.14 for π. Round answers to the nearest hundredth if necessary. The figure shows a circle with a point Upper X labeled at the center. Calculate the area of Circle X if the diameter is 13 inches. ____ square inches Calculate

  2. Mathematics

    1. Find the circumference of the given circle. Round to the nearest tenth. (Circle with radius of 3.5 cm) -22.0 cm -38.5 cm -11.0 cm -42.8 cm 2. Find the area of the given circle. Round to the nearest tenth. (Circle with a

  3. Math

    Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. A circle has a diameter of 28 centimeters. Estimate the area of the circle. Use 22/7 for π.

  4. math help asap

    1.which of the following is a radius of the circle a.DE b.AB C.CE 2.which of the following is a diameter of the circle a.ED b.EC c.BA 3.which of the following is a chord, but not a diameter, of the circle a.CE b.FD c.DE 4.what is

  1. math

    Is the following statement true or false? Justify your answer using what you know about diameters and chords. Every diameter of a circle is a chord. True. Every diameter of a circle is a chord. This is true because every diameter

  2. math

    find the area of each circle. round to the nearest tenth.use 3.14or 22/7. 1.circle with 6cm 2.circle with 25in 3.circle with 11ft 4.diameter =10.5 5.radius=6.3mm 6.radius=31/4 yd

  3. Math

    Use 3.14 for π to estimate the area of a circle. The diameter is given. Round your answer to the nearest hundredth if necessary. A circle is shown. A dashed line extends across the circle through a point at the center

  4. mathematics

    Rectangular Prisms and Volume Quiz Part 2 A circle has a diameter of 28 centimeters. Estimate the area of the circle. Use 22/7 for π

  1. Geometry

    1.Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Image is a triangle with one side labeled as the 3 point 6 feet diameter of a semi-circle. The vertex opposite the

  2. MATH

    Find the area of a circle with the given radius or diameter. Round your answer to the nearest tenth. Diameter = 42.0 mm

  3. Math

    For any circle, which ratio is equal to the number π? Select all that apply. ***A. Circumference ------------------- Diameter B. Circumference ------------------- Radius ***C. Circumference ------------------- 2 Times Radius D.

  4. Math

    The area of a circle is given by the expression pi(16x^2 - 40x + 25) . a) What is the diameter of the circle? b) What is its circumference?

You can view more similar questions or ask a new question.