s=√\frac{n}{n-1} [tex]n∑(x₁-x⁻)^2
i=1
If both are similar ratio of sides will be same
Answer:
13 petunias
Step-by-step explanation:
13x7=91
9x8=72
add them and you get 163
45 is 125% of 36, and 36 is 80% of 45.