What is the diameter of a 4 meter circle?
What is the diameter of a 4 meter circle?
The diameter of a circle is the distance from one edge to the other, passing through the center. It is twice the radius….Diameter of a Circle.
| Diameter | m2 | ft2 |
|---|---|---|
| 4.0 m | 12.57 | 135.3 |
| 4.1 m | 13.20 | 142.1 |
| 4.2 m | 13.85 | 149.1 |
| 4.3 m | 14.52 | 156.3 |
What is the radius of 4 meter?
A circle of radius = 4 or diameter = 8 or circumference = 25.13 meters has an area of: 5.027 × 10-5 square kilometers (km²) 50.27 square meters (m²) 5.027 × 105 square centimeters (cm²)
What’s the diameter of a 12 inch circle?
Diameter of a Circle
| Diameter | in2 | ft2 |
|---|---|---|
| 12.0 in | 113.1 | 0.7854 |
| 12.1 in | 115.0 | 0.7985 |
| 12.2 in | 116.9 | 0.8118 |
| 12.3 in | 118.8 | 0.8252 |
How do you draw a 9 cm diameter circle?
Mark a point at a distance of 7.5 cm from the center of the circle. Draw tangents to the given circle from this exterior point. Measure the length of each tangent.
What is the diameter of a 9 cm circle?
What is the area of a circle with diameter 9 cm
| Result: The area of a circle with diameter 9 is 63.62 | |
|---|---|
| Formulae: | |
| r = 4.5 d = 9 C = 28.3 | A = πr2 = π(d2)2 A = C24π π = 3.1415 A = area C = circumference or perimeter r = radius, d = diameter |
How do you construct a diameter of a circle?
Steps: Draw a line across the circle to make a “chord” Construct the perpendicular bisector of that chord to make a diameter of the circle. Construct the perpendicular bisector of that diameter to get the center of the circle.