Asea turtle is 3 ft below the surface if it was position can be recorded as -3 ft what was the position 0 represent in this solution

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Ineed me i stuck and i don’t want to get it wrong

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.