Reasoning in Geometry

Find the size of the angle complementary to 75°.

• 25°

• 105°

• 15°

• 285°

Find the size of the angle supplementary to 12°.

• 168°

• 78°

• 88°

• 348°

Find the value of the pronumeral in the following:

• 102°

• 12°

• 39°

• 22°

Find the value of the pronumeral in the picture.

• 49°

• 219°

• 39°

• 30°

Find the value of the pronumeral in the picture.

• 106°

• 42°

• 138°

• 170°

What is the value of the pronumeral in the picture?

• 303°

• 123°

• 57°

• None

The two angles shown are:

• Alternate angles

• Corresponding angles

• Vertically opposite angles

• Supplementary co-interior angles

The two angles shown are:

• Alternate angles

• Corresponding angles

• Vertically opposite angles

• Supplementary co-interior angles

The two angles shown are:

• Alternate angles

• Corresponding angles

• Vertically opposite angles

• Supplementary co-interior angles

Find the size of the pronumeral shown in the picture.

• 144°

• 116°

• 244°

• 64°