The scale on a map is 1 : 30 000 What is the actual distance represented by 1 centimeter? Give your answer in meters

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

Mr. rose asked his students to draw a quadrilateral with 4 unequal sides. draw an example of this kind of quadrilateral.

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?