T=5.5 hope this helped:)
brainliest please:)
The answer is 200:9 because the signs are not equal, you have convert one of them into one sign.
40cm=400cm
400mm:18mm
200mm:9mm
answer-200mm:9mm
Ask your teacher that's what they are for
check the picture below.
so, the rocket will come back to the ground when h(t) = 0, thus
The first answer is 30.1125 and second is 9.8