Answer:
Pi = 3.14/1 3.14
Step-by-step explanation:
Hope this helps.
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 :-)
not sure
hope it helps and use brainly it never lies
