Question

in fig L BCD = L ADC & LACB=L BDA Prove that AD.= BC
(please ans) ​

Answer 1

Answer:

A high pitch sound corresponds to a high frequency sound wave and a low pitch sound corresponds to a low frequency sound wave.

In the question, the trumpet has the highest pitch as the frequency is the highest among the three instruments given.

Answer 2

Answer:

Thanks you so much

Step-by-step explanation:

thanks for five points