Measuring and drawing angles
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Lesson details
Key learning points
- In this lesson, we will learn how to use a protractor to measure and be able to draw angles.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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5 Questions
Q1.
The mathematical object to measure an angle is...
A compass
A protracter
A ruler
Q2.
A standard protractor (the one that was used in the video) measures from 0 degrees to...
100 degrees
270 degrees
90 degrees
Q3.
If I accidentally measured an angle from 180 degrees instead of 0 degrees, then I noticed that it measured to 150 degrees, what would the angle truly measure?
0 degrees
150 degrees
180 degrees
Q4.
The middle point of the mathematical object, where we line up the point at which the two lines meet, and where we measure an angle, is called...
The cross
The hairline
The point
Q5.
I measure an angle accidentally from 85 degrees instead of 0 degrees and it measures 112 degrees. I have done this as accurately as possible. Does this mean that my angle is 27 degrees?
No
5 Questions
Q1.
Which of the following best represents the definition of the word 'angle' in mathematics?
A mathematical object to measure an angle
A measure of how far you go around
A thing measured with a ruler
Q2.
A full turn represents how many degrees?
180
270
45
Q3.
Three quarters of a turn would represent how many degrees?
180
360
90
Q4.
Two thirds of a turn would represent how many degrees?
120
180
360
Q5.
If I were to turn 0 degrees, would I change direction at all?
Yes