Can sum 1 help me w this?

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

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

What is the midpoint of np if n (1,9) and p (-5-1)