[2ABC^(*)/_B=76" and "LC=48^(@)dLE],[Q" Ch "AA10]

In Delta ABC , angleA = 76^@ , angleB = 48^@ , then angleC =

Delta ABC,?A=30^(@),?B=40^(@) and ?C=110 In QQR,?P=30^(@),?Q=40^(@) and ?R=100 A student says that Delta ABCE and Delta PQR by AA A congruence criterion.Is he justified? Why or why not?

If in triangle ABC,/_A=70^@,/_B=48^@ . Find /_C .

The position vectors of vertices of /_ABC are (1,-2),(-7,6) and ((11)/(5),(2)/(5)) respectively.The measure of the interior angle A of the /_ABC, is,

The position vectors of vertices of triangle ABC are (1, -2), (-7,6) and (11/5, 2/5) respectively. The measure of the interior angle A of the triangle ABC, is,

Given below are pairs of statements. In each case, combine them using 'if and only if'. (i) p:" In "Delta ABC, angleB = anlgeC. q:" In "Delta ABC, AC=AB. (ii) p: A and B are two sets such that A sube B and B sube A. q: A=B. (iii) p: Delta ABC is equilateral. q: Delta ABC is equiangular. (iv) p: {a in R" such that " | a | lt 2}. q: {a in R" such that "(agt -2and alt 2)}.