Since the hundred place is the 4 and the tens place is higher than 5 ( it is 7) to round to the hundreds place it would be 9500
Answer:
9a2b2=4c2
the 2s mean squared btw
Step-by-step explanation:
In the Triangle ABD, Using Pythagoras theorem we can write

In the Triangle ACD using Pythagoras Theorem

Now in the larger Triangle ABC, we can write

Now substitute the values from the above equations we get

Answer: 5.450 x 10^-4 x 3.550 x 10^-7
19.3475 x 10^-11
1.935 x 10^10