Answer:
After 3 seconds
Step-by-step explanation:
Given
Required
Time the drop will hit the ground
When the drop hits the ground,
So, we have:
Rewrite as:
Expand
Factorize
Factor out 5t + 1
Split
or
Solve for t
or
Time cannot be negative.
So:
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2 answers:
Sometimes you just need to take a moment and really look for some hints that’ll help you. Rotate your page, maybe colour some lines.
Take a look at the picture, I coloured the lines and saw that the red and green angles are actually the same. And since the 90° angle is given, just subtract it from 140° to get your answer.
x = 50°
Take a look at the picture, I coloured the lines and saw that the red and green angles are actually the same. And since the 90° angle is given, just subtract it from 140° to get your answer.
x = 50°
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Step-by-step explanation:
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option B