PLEASE HELP ME ! IMAGE IS BELOW IF YOU GET IT RIGHT I'LL MARK BRAINLIEST

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

❤️ (geometry) does the construction demonstrate how to copy an angle correctly using technology a) yes; the distance between points a and f was used to create circle h b) yes; the distance between points f and g was used to create circle h c)no; the distance between points a and f was used to create circle h d) no; the distance between points f and g was used to create circle h