Answer:
an + 1 = an + 2n -1 ,a 1=1
a8= 50
Step-by-step explanation:
an+1=an+2n-1,a1=1
a6=a5+2x5-1
a6=26
a7=26+11
a7=37
a8=37+13
a8=50
3
Perimeter = 89mm
area= 528 or 220
hope this is useful
Square root of 65
Its c
Please make me the brainliest because I havent got even 1 yet :(