Answer:
Part A- yes, because all 3 sides are Equal (each side is 5)
Part B- yes, each rectangle has the dimensions 12*5
Part C- yes- since the sides are 5 and 12 you can determine that the diagonal is 13, using they Pythagorean theorem 
- true statement, so the lateral sides are rectangles, because the corners are 90
Part D-
(it is a 45-45-90 triangle- so the hypotenuse is the side length times 
Part E- the diagonal face as the largest area- dimensions are 
the area would be 
Step-by-step explanation:
Answer:
11
Step-by-step explanation:
If you add 11 6 times, you will get 66 or if you multiply 11 times 66 you will get 66.
Answer:
30%
Step-by-step explanation:
..........?!&÷&!&!
X + x + x + x - 20 is equivalent to 4x - 20 because you can add the like terms, or the x's.