[QS] is a diagonal of a quadrilateral PQRS where PQ=3cm, QR=7cm, PS=5cm, and angle QRS=30degrees. b. φ (or Ø I’m not sure, but the line is vertical) =60degrees and angle QSR=theta:

(ii) find the exact length of [RS], given that theta is acute.

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.

Azookeeper predicted the weight of a new baby elephant to be 233 pounds when it was born. the elephant actually weighed 265 pounds at birth. what was the percent error of the zookeeper's prediction? asap

Use the given information to determine the exact trig value. cot theta = -square root of 5 / 2 , pi/2 < theta < pi, tan theta a.) - square root of 5 / 5 c.) - 2 square root of 5 / 5 b.) - square root of 5 / 2 d.) the answer isn't d, it was incorrect