The image showing a right angle is in image number ...

• 1

• 2

• 3

• 4

The part indicated by the arrow is called ...

• angle

• vertex

• leg

• line angle

The type of angle formed in the above image is ...

• reflex angle

• acute angle

• right angle

• obtuse angle

Based on the characteristics above, the angle referred to is ...

• acute angle

• obtuse angle

• right angle

• reflex angle

The measurement of the angle shown above is ...

• 50°

• 60°

• 120°

• 130°

The correct statement according to the image above is ...

• Angle A is larger than angle B

• Angle B is smaller than angle C

• Angle C is larger than angle D

• Angle D is smaller than angle A

The steps Andi must take to draw an angle of 70° are ...

• Draw a straight line, mark a point on the line as the center, then use a compass to create an arc by opening the compass to the desired size, mark a point on the arc and connect it back to the center point to form a 70° angle.

• Draw a straight line, mark a point on the line as the center, and use a compass to create an arc that passes through that point by opening the compass to 70°.

• Draw two intersecting straight lines and measure the angle between the two lines using a ruler to get a 70° angle.

• Use a ruler to draw a straight line of 70 cm as a representation of a 70° angle.

The size of angle BCA in the adjacent image is ...

• 60°

• 50°

• 40°

• 30°

A triangle with two equal angles is called ...

• Right triangle

• Isosceles triangle

• Scalene triangle

• Equilateral triangle

Which does not belong to the classification of triangles based on the length of their sides?

• 1

• 2

• 3

• 4