Civil Service Exam Reviewer · Measurement and Geometry · hard
A circle is inscribed in a square with sides of 6 cm. What is the area of the region inside the square but outside the circle? (π = 3.14)
- 26.58 cm²
- 7.74 cm²
- 28.26 cm²
- 17.16 cm²
Answer
B. 7.74 cm²
Solution
Square = 36; circle (r = 3) = 28.26. Shaded = 7.74 cm².
More Measurement and Geometry questions
- What is the volume of a sphere with a radius of 9 cm? (π = 3.14)
- What is the volume of a cone with a radius of 3 cm and a height of 3 cm? (π = 3.14)
- A cylindrical water tank has a radius of 10 cm and a height of 60 cm. How many liters can it hold? (π = 3.14, 1 L = 1000 cm³)
- Convert -5 °C to degrees Fahrenheit.
- Convert 72 km/h to meters per second.
- Convert 42 inches to cm. (1 inch = 2.54 cm)
- The legs of a right triangle measure 21 cm and 72 cm. How long is the hypotenuse?
- What is the total surface area of a cube with edges of 11 cm?
- What is the volume of a box 19 cm long, 3 cm wide and 2 cm high?
- A trapezoid has parallel sides of 30 m and 40 m and a height of 16 m. What is its area?