Question

8.
Observe the following pattern and find the sum of 1 + 3 + 5 + 7 + 9 +...+ 19.
1 = 1 x 1 = 1
1 + 3 = 2 x 2 = 4
1 + 3 + 5 = 3 x 3 = 9
1+3+5+7 = 4 x 4 = 16
1 + 3 + 5 + 7 + 9 = 5 x 5 = 25

(A) 121 (B) 81 (C) 100 (D) 64​

Answer 1

Answer:

100 is correct

Step-by-step explanation:

100 option c correct