Nobjeto de 15 kg esta suspendido de una cuerda a, de la que tira horizontalmente meidante de la cuerda b de manera que a cuerda forma un angulo de 30, encontrar a tension de la cuerda a y b

Will you chech and finish these for me, because i am stumped with them.

Ineed the answer to question 1 , i’m desperate

Which statement is best supported by the information in the chart? wave y is moving the fastest. wave x is moving the fastest. all of the waves are moving at the same speed. all of the waves have the same value of wavelengths per second.