Question

Please help because no one been answering my questions

Answer 1

`BC = 8 √(2)`

Explanation:

`\sin(45) = (opposite)/(hypotenuse)`

`\sin(45) = (8)/(BC)`

`(BC) \sin(45) = (8)/(x) (BC)`

`(BC) \sin(45) = 8`

`((BC) \sin(45) )/( \sin(45) ) = (8)/( \sin(45) )`

`BC = (8)/( \sin(45) )`

`BC = 8 √(2)`