Express the following complex numbers in the polar form :

what is the question? i am guessing you are looking for the area.

to find an area, you have to do length x width.

in this case, it would be 12 ft x 4 ft = 48 sq. ft

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: