What is the area of triangle uvw? (scale factor question picture included)

a) 320 cm ^2
b) 200 cm ^2
c) 25 cm ^2
d) 100 cm ^2

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

1) what is the measure of the exterior angle, ∠uvw ? 2) in triangle man, what is the measure of the exterior angle at n (in degrees)?