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Chapter 1: Q5 (page 20)

For the following figure, name three angles that have B as the vertex.

Short Answer

Expert verified

The three angles that have B as the vertex are∠CBD,∠DBA,∠CBA

Step by step solution

01

Step 1. Check the figure.

Consider the figure.

02

Step 2. Apply the concept of the vertex.

The vertex of an angle is the point where two rays begin or meet, where two line segments join or meet, where two lines intersect, or any appropriate combination of rays, segments and lines that result in two straight "sides" meeting at one place.

03

Step 3. Step description.

From the figure, it is clear that the three angles ∠CBD,∠DBA,∠CBA have the common vertex B.

Therefore, the three angles are ∠CBD,∠DBA,∠CBA.

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Most popular questions from this chapter

Sketch and label the figures described. Use dashes for hidden parts.

Vertical planes X and Y intersect in AB↔.

Make a sketch showing four coplanar points such that three, but not four, of them, are collinear.

Classify each statement as true or false.

Point C is in R and S.

Name a fourth point that is in the same plane as the given points.

D, C, H

A plane can be named by three or more non-collinear points it contains. In chapter 12 you will study pyramids like the one shown at the right below.

Name five planes that contain sides of the pyramid shown.
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