Question

No.4. Two angles of triangle are 45° and 55°. Find the measure of third angle
30 x 3M = 09 Marks
No.5, Prove that if two angles and one side of a triangle are equal to two angles
and one side of another triangle. The triangles are congruent. Also check if th
No.3. Find the value of; 2x - 3x + V5 when x=-3
Section (C) Short Answer Type Questions
given pair of triangles are congruent?
7cm
859
559
850
7cm
No.6. Out of 500 persons, 200 use taxi and 150 sumo. A person is chosen at
random. Find the probability that the person use (1) Taxi, (II) Sumo
No. 7. Draw a rough sketch of a triangle and a quadrilateral having tw
the following:
S​

Answer 1

Answer:

given,

angle A=45°

angle B=55°

angle C=?

we know that,

angle of triangle=180°

therefore, angle A +angle B+angle C=180°

45°+55°+angle C=180°

angle C=180°-100°

=80°