Que : 49. Fill in the blanks :
(i) HCF (a, b) x LCM (a, b) = a X b
(ii) In the equation x + y = 8 if x = 3 then y = 5
(iii) A polynomial of degree 3 is called a Cubic polynomial.
(iv) If a is the first term and d is common difference then the nth term will be a + (n - 1) d.
(v) Each square are identical.
(vi) A line intersecting a circle in two points is called secant .
(vii) Formula of area of the circle of radius r is πr2 .