Chapter 1: Q21 (page 20)
State the measure of each angle.

Short Answer
The measure of is role="math" localid="1638173282461" .
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Chapter 1: Q21 (page 20)
State the measure of each angle.

The measure of is role="math" localid="1638173282461" .
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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 two planes that intersect in .
Name the point that appears to satisfy the description.

Equidistant from S and U.
Copy and complete the table. Refer to the diagram on pages 1 and 2.
Distance between | Diagram distance | Ground distance |
X and P | 5 cm | 10 cm |
X and F | 7 cm | ? cm |
X and T | ? cm | ? cm |
Y and F | ? cm | 19 cm |
F and T | 12 cm | ? cm |
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.

Of the five planes containing sides of the pyramid, are there any that do not intersect?
For the following figure, find is the same as or not.

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