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Subjects
Mathematics State Board
Class 7
Geometry
Application of Angle Sum Property of Triangle

1. Multiple choice question

Exercise condition:

3 m.

1. The angles of a triangle are in the ratio

$2 : 3 : 4$ . Then the angles are:

$20$ , $30$ , $40$
$80$ , $20$ , $80$
$10$ , $15$ , $20$
$40$ , $60$ , $80$

2. One of the angles of a triangle is

$65^\circ$ . If the difference of the other two angles is

$45^\circ$ , then the two angles are:

$85^\circ$ , $40^\circ$
$70^\circ$ , $25^\circ$
$80^\circ$ , $135^\circ$
$80^\circ$ , $35^\circ$

3. In the given figure,

$AB$ is parallel to

$CD$ . Then the value of

$b$ is:

$68^\circ$
$102^\circ$
$62^\circ$
$112^\circ$

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