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Area = (pi) x (Radius)2
(Radius)2 = Area/pi
Radius = sqrt(Area/pi)
Diameter = 2 x radius = 2 x sqrt(Area/pi)
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∙ 11y ago
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How do you find out the length of a radius?
Measure the diametre of the circle and divide by two to give the radius.
What is the area of and ordinary dinner plate?
An ordinary dinner plate has a diametre of 32cm, which gives it a radius of 16cm a= pi * r2 a = 804 cm
How do you work out the surface area of a cylinder with the height of 9cm and the diametre of 6cm?
Surface area = (2*pi*32) + (pi*6*9)) = 72*pi which is about 226 square cm
What is the radius of a circle which has a 50cm diametre?
It is 25cm
What is the circumference of a circle with a diametre of 1.5m?
2.35
How do you find the area of a circle that has a diameter of 4. 2?
2*radius=diametre radius=2.1 Area=pi*(radius)^2 Area=3.1428*2.1*2.1 Area=13.86
What is the diametre of a circle?
diametre of circle
What is the area of a square with a diametre of 14cm?
The question has no answer, because squares don't have diameters.
What is the diametre of Pluto?
The diametre of Pluto is 2,320km
What is the area of a circle if the diametre is 14.6?
tmes it by pi i think answer is 45.87 rounded up
How do you find the circumference of circles?
The circumference of a circle = pi*diametre = 2pi*radius
What is the diametre of Mars?
The average diametre of the planet Mars is approximately 6,786km.
Which is longer radius or diameter?
Diametre is, since diametre = 2*radius
How do you find out the length of a radius?
Measure the diametre of the circle and divide by two to give the radius.
What is the diametre of Uranus?
51,118
What is the area of and ordinary dinner plate?
An ordinary dinner plate has a diametre of 32cm, which gives it a radius of 16cm a= pi * r2 a = 804 cm
How do you get the circumference if you have the diametre?
pi * diameter
