Answer:
1,000
Step-by-step explanation:
19.5959179422
or if u round to the nearest whole #--> 20

The total surface area is 20
Answer:
100.763 (cm.²)
Step-by-step explanation:
1. the formula of the required area is:

2. according to the formula above:
A=0.5*15*19/√2≈100.763
Answer:
Area = 88 units squared
Perimeter = 40 units
Step-by-step explanation:
The formula for the Area of the parallelogram is base (11) times height (8)
The perimeter is just adding all the outsides together (11 + 11 + 9 + 9)