What is the area of the triangle

What other information do you need to prove triangle dac=bca by asa

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.