Area of Circle Problems - page 2 of 20
Number of problems found: 383
- Calculate 83203
Calculate the area of a circle whose radius is 9m. (in square meters) - Circumference circles
What is the circumference and area of the circle if r = 18cm - Perimeter to area
Calculate the area of a circle with a perimeter of 15 meters. - Diameter to area
Find the area of the circle whose diameter is 26 cm. - Annulus
The radius of the larger circle is 8cm, and the radius of the smaller is 5cm. Calculate the area of the annulus. - Increase 4957
How does the area of a circle change if we double its radius? How many times does its area increase? - Annular area
The square with side a = 1 is inscribed and circumscribed by circles. Find the annular area. - Diameter
The diameter of a circular plot is 14 dm. Find the circumference and area. - Annulus
Calculate the area of two circles annulus k1 (S, 3 cm) and k2 (S, 5 cm). - 22/7 circle
Calculate approximately the area of a circle with a radius 12 cm. When calculating π, use 22/7. - Squaring the Circle
Find the side of the square with the same area as the circle of radius 9. - Illuminates 4961
The lamp illuminates a circle with a diameter of 10m. What area does the light illuminate? - Irrigates 4958
The water jet for welding the lawn reaches a distance of 1.8 m. How much is the lawn irrigated? - Circles
The area of a circle inscribed in a square is 7. What is the area of a circle circumscribed around a square? - Radius Determine the circle's radius if its perimeter and area are the same numbers.
- Cable
The cable consists of 5 strands, each strand consisting of 11 wires with a diameter of d = 0.3 mm. Calculate the cross-section of the cable. - Sprinkler 45721
The rotary sprinkler has a spray of 18m. How much land can it irrigate from one place? - The formula
The formula for the area of a circle is (Pi x r x r), where r = measure of the radius and Pi = 3.14. What is the area of a circle whose radius measures 1 cm? - Described 83448
A square is described as a circle with a radius of 6 cm. How much larger is the area of the square than the area of the circle? - The ratio
The ratio of the lengths of the two circles is 5:2. Find the ratio of a a) the radii of these circles b) the areas for these circles
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