In Fig. 2.30, A, B, C, D are points on a circle such that ABC = 102°. CD is produced to E
so that AÊD = 47°. Calculate EÂD.

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).