SOMEONE PLEASE HELP ME... I NEED TO FIND THE AREA OF THIS POLYGON

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

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 : )

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a