Step-5

Title: Angle measurement (degrees, radians)

Grade: 1400-a Lesson: S3-L6

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

Step Type Explanation Answer

1

Problem

Convert the angle \$π/3\$ rad into degrees using the radians to degrees formula.

2

Step

The given angle is

Angle = \$pi/3\$

3

Formula:

To convert radians to degrees, you use the formula:

\$"Degrees" = "Radius" times 180/(pi)\$

4

Step

Now plug the value in the formula

\$"Degrees" = pi/3 times 180/(pi)\$

5

Step

Let’s simplify

\$"Degrees" =( pi times 180) / 3 times pi\$

\$"Degrees" = \cancel(180)^60 / \cancel(3)\$

\$"Degree" = 60\$

6

Step

So, \$π/3\$​ radians is equal to 60°.

7

Choice.A

60°, is correct because it represents the conversion of \$π/3\$​ radians to degrees

60°

8

Choice.B

This is inaccurate as it assigns 55 degrees, an incorrect conversion for \$π/3\$​ radians

55°

9

Choice.C

Option C is inaccurate as it assigns 64 degrees, an incorrect conversion for \$π/3\$​ radians

64°

10

Choice.D

Option D is inaccurate as it assigns 58 degrees, an incorrect conversion for \$π/3\$​ radians

58°

11

Answer

Option

A

12

Sumup

Can you summarize what you’ve understood in the above steps?


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