Answer:
6,0 4,8
Step-by-step explanation:
because i know
Look at the picture.
1=1 times 2/2 1 + 2=2 times 3/2 1 +2+3=3 times 4/2 1+2+3+4=4 times 5/2 1+2+3+4+5=5 times 6/2
84
Answer:1.41
