h=opposite
7.01=adjacent
note:7.01 was gotten by 20-12.99
let the consecutive multiples be 7(n-1) , 7n and 7(n+1)
so 7(n-1)+7n+7(n+1)=777
or 3n=111,
n=37
252,259,266
Answer: A) 4.8 CM
Step-by-step explanation: