Question

Fill in the blanks

(a) A line segment has a _______________ length.

(b) Value of Xa-b

x Xb-a

is ______________.

(c) The degree of X3

-X

2+X-1 is ______________.

(d) 40:45 :: _____:2.5.

(e) Angle of rotation of an equilateral triangle is __________.

(f) 20% of Rs. 100 is ___________.

(g) A triangle can have maximum_____________ rigthangles.

(h) An expression with three unlike terms is called a ________.

(i) The order of rotational symmetry of a line segment is _________.

(j) The greater among 8.2 x 104

and 5.9 x 105

is ___________.​

Answer 1

Answer:

(a) fixed

(b) x²ba - xb² - x²ab + xa²

(c) 2x - 1

(d) 20 : 9

(e) 60°

(f) ₹ 20

(g) 1

(h) trinomial

(i) 180

(j) 8.2 × 104