Question

Year by which first manned mission to mars

Answer 1

In a major space policy speech at Kennedy Space Centre on April 15, 2010 , former U.S. President Barack Obama predicted a manned Mars mission to orbit the planet by the mid 2030s, I believe we can send humans to orbit Mars and return them safely to Earth.

Answer 2

Answer:

WTF

WHAT THE F*UCK

Explanation:

construct a triangle xyz in which yz=6cm,angle y=60°,