Which is equivalent to 4 square root of 9 and a half

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

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

Which expression and diagram represent “renee biked four times as far this month as last month”?