Can someone help me answer this if you do I’ll give you all my points but if you don’t answer seriously I will report you.

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?