PLEASE send the answer fast ⚡
Attachments:
Answers
Answered by
1
Explanation:
formula
d=2rsin@/2
for half circle @= π/2
d=2rsin π/2*2=2rsinπ/4=2r*1/√2
d=√2r.
Similar questions
Math,
2 months ago
English,
2 months ago
Math,
2 months ago
Math,
5 months ago
Computer Science,
11 months ago