Social Sciences, asked by anna3828, 1 year ago

1 What was invented by Igor Sikorsky?
a) Hydroplane.
b) Jet engine airplane.
c) Helicopter.
d) Glider.

Answers

Answered by Barkha2802Dutta
1

The answer is :

c) Helicopter

Answered by anu2720
1
HEY MATE HERE IS YOUR ANSWER
helicopter.
I HOPE THIS HELPS YOU


anu2720: mark me as brainlist please
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