Geometry

posted by .

Find the area of the following ellipse (round to nearest tenth).

2a = 10 cm; 2b = 24 cm.

a = How many cm2?

  • Geometry -

    a = 5
    b = 12

    A = pi (60) = 188

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. geometry

    The area of an ellipse in the form (x*x/a*a)+(y*y)/(b*b)=1 is A=3.14*ab. For this ellipse, a+b=20. a. write the area of the ellipse as a function of a. b. Find the equation of the ellipse with an area of 264 square centimeters. c. …
  2. Geometry

    Find the area of the following ellipse (round to nearest tenth). a = 9 in.; b = 8 in. a = How many sq. in.?
  3. geometry

    1. What is the lateral surface area of a square pyramid with side length 11.2 cm and slant height 20 cm?
  4. Pre-Algebra

    1) Find the surface area for a sphere with a radius of 10 feet. Round to the nearest whole number. a. 1,256 ft2 b. 4,189 ft2 c. 1,089 ft2 d. 1,568 ft2 2) Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole …
  5. Pre-Algebra

    1) Find the surface area for a sphere with a radius of 10 feet. Round to the nearest whole number. a. 1,256 ft2 b. 4,189 ft2 c. 1,089 ft2 d. 1,568 ft2 2) Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole …
  6. math --- check my work!

    1.Find the surface area for a sphere with a radius of 10 feet. Round to nearest whole number. 1,256 ft2*** 4,189 ft2 1,089 ft2 1,568 ft2 2.Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole number. 1,257 …
  7. geometry

    1.what is the area of a sector with a central angle of 160 degrees and a diameter of 5.8m?
  8. Pre- Algebra

    1) Find the surface area for a sphere with a radius of 10 feet. Round to the nearest whole number. a. 1,256 ft2 b. 4,189 ft2 c. 1,089 ft2 d. 1,568 ft2 2) Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole …
  9. Algebra

    Use 3.14 for Pi and round to the nearest tenth. Find the surface area of a sphere with a radius of 8 cm. A)267.9 cm2 B)803.8 cm2 C)2143.6 cm2 D)201.0 cm2 Is it B?
  10. math

    Find the area of the following ellipse Use = 3.14 and round to nearest tenth. a = 7 in.; b = 9 in.

More Similar Questions