Reading angles on a protractor (Part 1)
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Lesson details
Key learning points
- In this lesson, we will learn how to read a protractor and measure accurately to 10°, 5° and 1°.
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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4 Questions
Q1.
What is the definition of a reflex angle?
above 180°
below 180°
between 90° and 180°
Q2.
Which of these angles is a reflex angle
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707166682%2Fluijun812paklhhlqmli.png&w=640&q=75)
1
2
3
5
6
Q3.
Order these angles from smallest to largest.
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707166688%2Fzmexihpvlekykcmhx73u.png&w=384&q=75)
1, 2, 3, 4
1, 3, 2, 4
1, 4, 2, 3
1, 4, 3, 2
Q4.
Is this statement always, sometimes or never true: "I can draw a triangle with an (internal) reflex angles"
always true
sometimes true
5 Questions
Q1.
Does this angle measure 150° or 30°
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707208853%2Fwnxrtciepgl8mucscys3.png&w=750&q=75)
150°
Q2.
What does this angle measure
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707208862%2Fgalp4imwru2ly4efrafy.png&w=750&q=75)
50°
both
neither
Q3.
What does this angle measure?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707208864%2Fc0503oqd02cs9mxomigg.png&w=750&q=75)
144°
154°
156°
34°
Q4.
What does this angle measure?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707208868%2Fbz9l3zrjkllpiwq3quoc.png&w=750&q=75)
158°
162°
18°
Q5.
What does this angle measure?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707208871%2Filbp3gzkkxpplpljiaae.png&w=750&q=75)
123°
133°
53°
67°