find the sum of 1+3+5 +7+9+11+13+15+17
without actually adding
Answers
Answered by
0
Answer:
81
Step-by-step explanation:
I think this helps
it's actually right
Answered by
0
Answer:
90
Step-by-step explanation:
90is the answer of your answer hope this help you pls mark me as brainleast
Similar questions