The new dolphin tank at the aquarium has a radius of 75 feet and a height of 20 feet. what is the volume of the dolphin tank? round to the nearest tenth. use 3.14 for pie

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

Negative 5 1/12 + negative 4 1/4 + 6 3/4

How are sas and sss used to show that two triangles are congruent?