After school, Shawn had a science club meeting for 1 hour, followed by a choir rehearsal that lasted for 45 minutes. The choir rehearsal ended at 5:30 P. M. What time did the science club meeting begin? Include A. M. or P. M. in your answer Please help me fast !!!

3:45 P.M.

Step-by-step explanation:

SO we start at 5:30 P.M.

Going backwards 45 mins = 4:45 P.M.

Then backwards 1hr or 60 mins = 3:45 P.M

answer: just subtact the units and then add the non negative : happy to

step-by-step explanation:

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13