WebMar 14, 2024 · Mar 15, 2024. The circumference of a circle is given by the equation. circumference = 2πr. Plug in everything you have: 50.24 = 2πr. Solve: 50 2π = r. r ≈ 7.96 … WebJun 18, 2024 · Using the formula, Area = π ×r2. Here. π is a button on your calculator you can find, but is also generally known as 3.14, you can use either one, but teachers usually prefer you use the π button. r = the radius, in your case, it's 4 cm. So. Area = π ×r2. = π× (4 cm)2. = 16π cm2 ≈ 50.24 cm2.
Circumference and Area of a Circle Calculator
WebRadius of circle is r=d2=156m Area of the circle is A = πr2=…. Q: What is the circumference of circle J to the nearest hundredth? 52.8 43° O 442.05 O 6.31 O 59.96…. A: Click to see the answer. Q: The distance around a circle is the: Radius Diameter Circumference Area 3. A: Click to see the answer. WebA circle has a radius of 16 units. What is the area in square units of the circle? * 2 points 803.84 sq. units 50.24 sq. units 100.48 sq. units 12.56 sq. units A circular fountain has 132 feet of railing around it. What is the area of the fountain to the nearest square foot? Use 3.14 for π. * The Sarsen Circle at Stonehenge has a circumference ... princess tiana kid
Area of a Circle - Math Goodies
WebMar 22, 2024 · answered The circumference of a circle is 50.24 cm. Find the radius and the area of the See answers Advertisement Advertisement talpadadilip417 talpadadilip417 Given area of circle is 50.24m² We know that area of a circle is=πr²., where r is the radius of the circle. We know that circumference of a circle is So, Circumfrence Circumfernce ... WebJan 20, 2024 · From the circumference you can determine the radius. Once you have the radius, you calculate the area as pir^2 The answer will be A=201cm^2 If the circumference is 50.24, the radius must be r=50.24/(2pi), because the circumference is always equal to 2pir. So, r=50.24/(2pi) = 8.0 cm Since the area is A=pir^2, we obtain A=pi(8^2)= 201cm^2 WebExample 6: Determine the area of a circle whose circumference is 10 km. Note: Use \pi = 3.14.Round your answer to the nearest hundredth. Let’s solve this problem in two ways. The first is to utilize the usual procedure, which entails first calculating the radius using the circumference formula, C = 2\pi r, then substituting the radius value into the standard … princess tiana print bath robes