Round 4.93 to 1 decimal place

Giving ad is congruent to bc and angle bcd is congruent to angle adc prove d e is going to ce

If eh = hg and hg=16, find the diameter of k

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?