Question

Cuboid X and cuboid Y are similar. The scale factor X to Y is
$\frac{3}{4}$

a) If a linear measure in cuboid X is 12 mm, what is the length of the corresponding measure on cuboid Y?

b) Cuboid X has a surface area of 88.8 cm². What is the surface area of cuboid Y?

c) If cuboid X has a volume of 35.1 cm³, what is the volume of cuboid Y?​

Answer 1

Answer:

angle between |vec A+vec B|=4 then angle between |vec a-vec p)=