Answer:
The dress was originally $54.
Step-by-step explanation:
you paid $47 AFTER you got a discount of 7 dollars off.
So that means to find out how much it was BEFORE, we add 7 to 47.
47 + 7 = 54
I hope this helps!
Intensity
In physics, intensity of radiant energy is the power transferred per unit area, where the area is measured on the plane perpendicular to the direction of propagation of the energy.
Actual area = 42ft²
The actual area will simply be calculated as:
= 6 × 7
= 42 feet²
i hope it helps u
