What is the area of the parallelogram whose base is 50 mm long and whose height is 30 mm?

State if the two triangles are congruent. if they are, state how you know?

The measure of an angle is 117°. what is the measure of a supplementary angle?

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )