Sum of a finite geometric series=a(r^(n) -1)/(r -1)
or
sum of a finite geometric series=a(1 - r^(n))/(1 - r)
the Smiths would spend a total of $2928.2 on clothing in 4 years
Answer:
40 dollars the answer is 40!!!
Answer:
54 (also include units squared as the picture isn't clear)
Step-by-step explanation:
3×3=9 (area of square =l×b)
9×6= 54cm² (since a cube has 6 faces)