The total area is 2( 2.5*3 +3*1.5 + 2.5*1.5) =2( 7.5 + 4.5 + 3.75) =2*15.75 = 31.5 ;
Answer:
6/7
Step-by-step explanation:
Answer:
y=30, x=10
Step-by-step explanation:

Answer:
Yes
Step-by-step explanation:
Given

Required
Is D a subset of itself?
A subset is defined in such a way that, all elements of the subset can be found in the main set.
So; because set D contains all of its elements, then D is a subset of itself.
