Suppose that you needed to make a pen for some small animals. you have 12 m of fencing. you decide to make a circular pen, because if you wish to enclose an area using a given length of fencing, then a circular fence encloses a larger area than a fence of any other shape. what is the radius r of the pen? express your answer in meters to four significant figures.

1.909 m

Explanation:

Length of fence = 12 m

r = Radius of circle made by the provided fence

Cirumference of a circle is given by

The circumference of the circle will be equal to the length of the fence

The radius of the fence is 1.909 m

weather forecasts are done by collecting data about the current state of the atmosphere mainly the temperature, humidity and wind and using meteorology, to determine the atmosphere that evolves over time. the h and l mean the high and low pressure. the red strip is a warm front. the blue strip is a cold front. the blue and red strip is a stationary front. the purple strip is a occluded front.

explanation:

grav force prop 1/r squared 2r all squared is 4rsquared 1/4rsquared quartered