SCERT AP 7th Class Maths Solutions Pdf Chapter 5 Triangles Review Exercise Questions and Answers.

## AP State Syllabus 7th Class Maths Solutions 5th Lesson Triangles Review Exercise

Question 1.

Mark any three non-collinear points A, B, and C in your notebook, join them to make a triangle, and name it.

Answer:

Question 2.

Observe the given triangle and answer the following :

(i) Write the interior points of the triangle.

Answer:

A, C, D and J.

(ii) Write the points marked on the triangle.

Answer:

B, E, G, P, Q and R.

(iii) Write the exterior points of the triangle.

Answer:

F, H and I.

Question 3.

Observe the given triangle and answer the following:

(i) The opposite side to vertex L is __________

Answer:

\(\overline{\mathrm{KM}}\)

(ii) The opposite side to ZK is __________

Answer:

\(\overline{\mathrm{LM}}\)

(iii) The opposite angle to \(\overline{\mathrm{KL}}\) is __________

Answer:

∠M.

(iv) The opposite vertex to \(\overline{\mathrm{LM}}\) is __________

Answer:

K.

Question 4.

Classify the following angles into acute, obtuse and right angles :

20°, 50°, 102°, 47°, 125°, 65°, 36°, 90°, 95° and 110°.

Answer:

Acute angles : 20°, 50°, 47°, 65°, 36°.

Right angle : 90°.

Obtuse angles : 102°, 125°, 95°, 110°.

Question 5.

Write the intersecting point and concurrent point in the adjust figure.

Answer:

Intersecting point: P

Concurrent point: Q