3 Physics problems need in 2hrs

A mole is digging a tunnel from the base of a tree.  It digs 2.64 m north then 4.73 m at 43.8º east of north.  How far is the mole relative to the starting point?

A ball rolls off the lab benchtop 0.92 m from the ground and strike the ground 0.538 m from the lab bench.  What is the velocity of the ball when it leaves the benchtop?

A 5.1 kg mass is hanging with the support of cables where the angles a = 25.4º and b = 39.2º.

Determine the tensions of T1.