Two marks exercise problems III — task. Mathematics State Board, Class 7.

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1. If the exterior angle of a triangle is

$140^\circ$ and its interior opposite angles are equal, find all the interior angles of the triangle.

$^\circ$ ,

$^\circ$

[Note: Enter the angles from smallest to greatest]

2. In

$\Delta JKL$ , if

$\angle J = 60^\circ$ and

$\angle K = 40^\circ$ , then find the value of exterior angle formed by extending the side

$KL$ .

$^\circ$

Did you find an error?

7. Two marks exercise problems III