Chapter 79, Problem 1A

To determine

(a)

To sketch:

A rectangular solid.

Explanation of Solution

Given:

Three views of angular portion of tool are shown below:

  

Concept used:

Construct a rectangular solid by using three views.

Calculation:

Rectangular solid is given as follows:

  

To determine

(b)

To find:

Angle .

Answer to Problem 1A

The angleis

Explanation of Solution

Given:

Three views of angular portion of tool are shown below:

  

Concept used:

Construct a rectangular solid by using three views.

Expression for the angleis given as follows:

  ....... (1)

Calculation:

Rectangular solid is given as follows:

  

Substitute for andfor in equation (1).

  

Thus, the angleis

Conclusion:

The angleis