The temperature in the morning was −3 °f. the temperature dropped 11 degrees by night. what was the temperature at night?
a −14 °f
b. −8 °f
c 14 °f
d 8 °f

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

How do you find the circumfrance of a circle?