Question

please find the all answers I will mark you in brainlist ​

Answer 1

Answer:

2(l+b)

A bh/2

m = sum of terms

number of terms

Answer 2

Answer:

a. 2(lenth+breadth)

b. 1/2×base×height

c. (sum of observations)/(total number of observations)

d. {n/2+(n/2+1)]/2

e. (n+1)/2