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Sum of measures of exterior angle of a polygon

In the follow...

Question

In the following figures, name the exterior angles of the triangles.

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Solution

Concept Used: EXTERIOR ANGLE
In the given figure ∠SRQ, ∠SRT & ∠TRP are exterior angles.
Hence, the exterior angles of the triangles are ∠SRQ, ∠SRT & ∠TRP.

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Similar questions

Q. (1) Name all the exterior angles of the triangle given below.

(2) Write the names of angles that are neither angles of the triangle nor its exterior angles

Q. Answer the questions with reference to the adjoining figure.

(1) Which triangles include points M and N?

(2) Which triangles have point E on their exterior?

(3) Which triangles have seg PS as a common side?

(4) Name the triangles in which ∠PTR is an exterior angle.

(5) Which triangles include points E, M and N?

(6) Of which triangles does ∠PSQ from an exterior angle?

(7) Which points in the figure are in the exterior of all triangles?

(8) Which points are outside ∆PQS but inside ∆PTR?

(9) Identify and name the exterior angles of ∆PST.

(10) List the triangles of which ∠PQS is an angle.

(11) Of which triangles is R a vertex?

(12) Which points lie outside ∆PST?

Q. Answer the following questions with reference to the figure:

(1) Name the exterior angles at the vertex P.

(2) Name the angles forming a linear pair with ∠PRQ.

(3) Is ∠SQT an exterior angle of the ∆PQR? Give the reason for your answer.

(4) Name the angles of ∆PQR that form a linear pair with the exterior angle ∠PQS.

Q. In Fig., ∠CBX is an exterior angle of ∆ABC at B. Name

(i) the interior adjacent angle
(ii) the interior opposite angles to exterior ∠CBX.
Also, name the interior opposite angles to an exterior angle at A.

Q. Observe the following figures of triangles and complete the chart below.

S. No.	Name of the triangle	Names of the sides of the triangle	Names of the angles of the triangle
(1)
(2)
(3)

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