Question

please answer this question ​

Answer 1

Step-by-step explanation:

i hope it's can help you

Answer 2

Step-by-step explanation:

Here,

In △ABC,

∠B=90°, AB= 24cm and BC= 7cm

Then,

Using Pythagoras theorem,

AC = √(AB²+BC²)

= √{(24)²+(7)²}

= √(576+49)

= √625

= 25cm

Now,

sinA = BC/AC

= 7cm/25cm

= 7/25