Which figure must be a square? a. a quadrilateral with four right angles b. a rhombus with four right angles c. a parallelogram with four congruent sides d. a quadrilateral with congruent sides
Jon’s weight loss for each week of the month is 5 lbs., 2.5 lbs., and 2.5 lbs. he gained 3.5 lbs. the last week. if jon originally weighed 198 lbs., how much does he weigh now?