Math, asked by joelraj1560, 1 year ago

4²+5²+.........21²
Find the missing number

Answers

Answered by simmyVerma
0

if we add the 5^2+4^2+12^2=21^2

Answered by nikeshkumarb70
0

Answer:

4²+5²+x²=21²

16+25+x²=441

41+x²=441

x²=441-41

x²=400

x=√400

x=20

Similar questions