these two triangles are scaled copies of one another. The area of the smaller triangle is 9 square units. what is the area of the larger triangle? explain

The scale factor of what ?

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

Anyone can me with these answers