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a fire fighter who weighs 800n climbs a uniform ladder and stops one third of the way up the ladder. the ladder is 5.0m long and weighs 180n. it rest against a vertical nail, making an angle of 53degree with the ground. find the normal and frictional forces on the ladder at its base

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da32

f1=11410.09 N
f2=12192.75 N

Fn=980N
Ff=267.5N

Solution for Ff please?!!!

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