Solve the problems. Express your answers to the correct number of significant figures. (2.08 * 10^3) * (3.11 * 10^2)= ??? * 10^5

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?