NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 6: Triangles - Multiple Choice Questions
Question 6

Question.  6

In a triangle, one angle is of 90°. Then

(i) The other two angles are of 45° each

(ii) In remaining two angles, one angle is 90° and other is 45°

(iii) Remaining two angles are complementary

In the given option(s) which is true?

(a)

(a) (i) only

(b)

(b) (ii) only

(c)

(c) (iii) only

(d)

(d) (i) and (ii)

Detailed Answer with Explanation:

If one angle is 90°, then the other two together = 90°, i.e. complementary. So (iii) only is correct.

NCERT Exemplar Solutions Class 7 – Mathematics – Unit 6: Triangles – Multiple Choice Questions | Detailed Answers