pinkypieyonabunn
pinkypieyonabunn pinkypieyonabunn
  • 15-03-2021
  • Mathematics
contestada

I need help!
The foot of a ladder is placed 77 meters from a wall. If the top of the ladder rests 99 meters up on the wall, how long is the ladder?

I need help The foot of a ladder is placed 77 meters from a wall If the top of the ladder rests 99 meters up on the wall how long is the ladder class=

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awhkass
awhkass awhkass
  • 15-03-2021
We will want to use the Pythagorean theorem
a^2 + b^2 = c^2
We can plug in the values we know
7^2 + 9^2 = c^2
49 + 81 = c^2
130 = c^2
We will then square both sides to get c by itself
c = 11.4 meters
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