In geometry, Thales' theorem states that if A, B and C are points on a circle where the line is a diameter of the circle, then the angle ABC is a right angle.

Perfect circle

Quarter circle

It has a mass equivalent to approximately 10 billion times the mass of the Sun (1010 solar masses), making it roughly 1 100 as massive as the Milky Way, and a diameter of about 14,000 light years ( 4.3 kpc).

Clapping And it's getting louder and louder and they circle and circle and they land.

At in diameter, Callisto has about 99 the diameter of the planet Mercury but only about a third of its mass.

The diameter of the nanotubes, the distribution of the diameter, the homogeneity along the tubes, and the lengths can be controlled.

China s Vicious Growth Circle

The Caucasian Dark Circle

This diameter decreases rapidly within the placenta.

The size of the inner disk is 8 19 arcmin in diameter (0.52 pc) the outer torus is 12 22 arcmin in diameter (0.77 pc) and the outer most ring is about 25 arcmin in diameter (1.76 pc).

But this the current version of it, is a flying airship that is about 35 meters in diameter, about 110 feet in diameter.

The difference in .38 Special bullet diameter and case diameter reflects the thickness of the case mouth (approximately 11 1000 inch per side).

It is a vicious circle.

Please circle the right answer.

It creates a virtuous circle.

As one degree is of a circle, one minute of arc is of a circle (or, in radians, ).

Exact equivalent.

You know what it means. A circle, for example, is symmetric under rotations about the center of the circle.

It is about 40 km (25 miles) in diameter.

I call it the golden circle.

History has not come full circle.

And they recapitulate that shape, even though that's a circle of nine and that's a circle of 36. It's nuts.

We must break that vicious circle and establish a virtuous circle that ensures a more promising future for the affected countries.

The diameter of each of the four suspension cables is .

Robert Thurman Expanding your circle of compassion

Circle of Fifths, acoustic harmony, geometric symmetry.

The European crisis is coming full circle.

The flowers are in diameter, yellow, and produced in dense clusters.

So how should we square the policy circle?

Whoever governs must try to square this circle.

About 20 people are seated in a circle.

They have a very limited circle of activities.

One cannot long continue to square the circle.

The atoms appear as a glowing sphere about 1 millimeter in diameter.

Inside the lipid envelope is a capsid of 40 nm in diameter.

Preliminary estimates (table 1) show that 25,234 tonnes CO2 equivalent were emitted by the tenth session of the Conference of the Parties (equivalent to about 4.1 tonnes CO2 equivalent participant).

Our math teacher drew a circle on the blackboard.

A circle is a simple shape in Euclidean geometry.

In radians, it is formula_1where formula_2 is the gravitational constant, formula_3 is the mass of the lens, formula_4 is the speed of light, formula_5 is the angular diameter distance to the lens, formula_6 is the angular diameter distance to the source, and formula_7 is the angular diameter distance between the lens and the source.

As in sports, so in economic life government commitment can start a virtuous circle of success, while government neglect can trigger a vicious circle of decline.

When the diameter of the blood vessel is just slightly larger than the diameter of the red blood cell the Fahraeus Lindquist effect occurs and there is a decrease in wall shear stress.

The angular diameter of Jupiter likewise varies from 50.1 to 29.8 arc seconds.

They are linked by three columns, each 9 m (30 ft) in diameter.

These maars range in size from in diameter and a depth up to .