∠A = 180° - (63°+101°)=16°
sine's rule

It's a translation.
A reflection across a line is like flipping that object like a pancake over the line. It gets turned upside-down.
When you flip the pancake again, now across a parallel line, it gets turned right-side up again, just in a new location.
Answer:
angle M corresponds to angle N
Step-by-step explanation:
They're just asking for the volume of the block which is length*width*height, since this is a rectangular prisim. So...
8*8*16 = 64*16 = 1024
The concrete block is 1024 inches cubed or 1024 cubic inches.