In ΔOPQ, the measure of ∠Q=90°, the measure of ∠O=22°, and OP = 2.1 feet. Find the length of QO to the nearest tenth of a foot.

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 : )

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?

State one method by which you can recognize a perfect square trinomial.