Now draw four different triangles, each with a 60 degree angle. assign the variable d to the first angle measure and the variables e and f to the other two: look at the triangles you have created. what do you notice about the values of e and f? write a two variable equation for the values of e and f:

The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²

Which fraction represents the ratio 35 : 42 in simplest form

Among the most famous of all meteor showers are the perseids, which occur each year in early august. in some areas the frequency of visible perseids can be as high as 40 per hour. given that such sightings are poisson events, calculate the probability that an observer who has just seen a meteor will have to wait at least five minutes before seeing another.