Write the angle generated in the following shape.

 

Write the angle generated in the following shape.

Write the angle generated in the following shape.

Classify the following angle as acute angle, obtuse angle or right angle.

$30°$

Classify the following angle as acute, obtuse and right angle.

${45}^{°}$

Classify the following angle as acute, obtuse and right angle.

${60}^{°}$

Classify the following angle as acute, obtuse and right angle.

${90}^{°}$

Classify the following angle as acute angle, obtuse angle or right angle.

$120°$

Classify the following angle as acute, obtuse and right angle.

${130}^{°}$