Answer:
a) As sides of squares are always equal.
So,
BC=CD
2b+CF=a+b
CF= a+b-2b
CF= a-b
b) Area of rectangle CDEF= CDxCF
=(a+b)(a-b)
=(a²-b²)
Hope it helps :-)
Answer:
Each friend gets 3 cards
Step-by-step explanation:
Divide 15 by 5 since he is splitting 15 cards with 5 friends.
:D
