Practice problems of the area
Number of problems found: 2670
- A machine
A machine produces steel rods of normally distributed length, the mean length and the standard deviation being 50.0 cm and 0.5 cm, respectively. The rods do not conform to safety standards if they are either shorter than 49.1 cm or longer than 50.7 cm in
- Grade point average
The average GPA is 2.78, with a standard deviation of 0.45. If GPA is normally distributed, what percentage of the students have the following GPAs? Solve for the z-score and report the appropriate percentage: a. Less than 2.30 b. Less than 2.00 c. More t
- Same area
There is a given triangle. Construct a square of the same area.
- The cube - simple
Calculate the surface of the cube measuring 15 centimeters.
- Circle area
Calculate the circle area with a radius of 1.2 m.
Calculate the area of a circle whose radius is 5 dm.
- The square
Calculate the area and perimeter of a square with side a = 15 dm S =, O =
- Surface area of a cube
What is a cube's surface area with an edge of 3.5?
Calculate the square area if its perimeter is 14dm.
- Cube surface area
The wall of the cube has an area of 99 cm square. What is the surface of the cube?
- Center traverse
Does the middle traverse indeed bisect the triangle?
- A triangle 3
A triangle has a base of 5 5/6 feet and a height of 7 2/5 feet. Find the area of the triangle as a mixed number.
- Area of a triangle
Find the area of a triangle with a base of 7 mm and a height of 10 mm.
- Round cake
What is the area of a round cake with a radius of 5cm?
- Circle simple
The circumference of a circle is 6.28. What is the area of the circle?
- Spherical cap
What is the surface area of a spherical cap, the base diameter 23 m, and height 3 m?
- Rectangle vs square
The rectangle has dimensions of 13 × 10, square 8 × 8. Which shape has more area and how much above?
- The circle
If the radius of a circle is 3+root3, what is the area?
- Find area
Find the area of a rectangle with a length of 58 feet and a width of 49 feet.
- Perimeter of square
The square has a circumference of 17cm. What is its area?