1= 3.64 I actually don’t know this was a complete guess
Answer:
Is
Step-by-step explanation:
The answer would be the first choice. 
Explanation: The reason for this is that the question was pretty much just asking what the area of the resulting two-dimensional cross section would be -the shape in gray- (which can be found by using the formula
. To add on, since the dimensions of the shape are already given (5 and 3) all you've to do is multiply: 3*5=15
That's how you get to the answer.
The LCD is 10 because you can multiply 2/5 by 2 to get 4/10
Answer: 178%
Step-by-step explanation:
1780/1000 = 178/100