What is the approximate value of theta if cos theta = 8/15

a.58
b.32
c.28
d.62
e.48

Find x to the nearest hundredth place

If the segment op is dilated by a scale factor r=2, what is the length of segment op? a)10cm b)16cm c)6cm d)4cm

1- how are translations represented as a function? . . 2- what is the relationship between a translation and a rigid motion? answer my grade depends on it! you so much