The three cables in $($Figure $1)$ support the tractor tread

assembly, which has a mass of $7$ Mg $.$

Figure

Determine the force in cable $AB.$

Express your answer to three significant figures and include the

appropriate units.

$F_{AB}=$

Part B

Determine the force in cable $AC.$

Express your answer to three significant figures and include the

appropriate units.

$F_{AC}=$

Part C

Determine the force in cable $AD.$

Express your answer to three significant figures and include the

appropriate units.