🧠 Grade 5 Math Quiz · 5. Geometry & Spatial Sense
Obtuse angles Practice Questions
62 Grade 5 questions on Obtuse angles. Choose an answer to get instant feedback and a short explanation — the first 10 are free.
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Practice Questions
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What is an obtuse angle?
Explanation:
Hello my wonderful student! An obtuse angle is bigger than a right angle but smaller than a straight angle. You are doing such a great job learning about angles!
A right angle is 90°. An obtuse angle is:
Explanation:
Hello dear! Obtuse angles are wider than right angles. You are learning so well!
The wide opening of an open book or a partly open door often forms an:
Explanation:
You're such a smart learner! The wide angle is obtuse. Perfect real-life example!
Which letter can have an obtuse angle?
Explanation:
Hello my friend! The letter W often has obtuse angles between its points.
An angle of 110° is:
Explanation:
Excellent! 110° is obtuse. You are a geometry star!
The angle at the base of an isosceles triangle with a very wide top can be:
Explanation:
Super reasoning! The base angles become obtuse when the vertex is very wide.
Which is smaller than an obtuse angle?
Explanation:
Hello dear! A right angle (90°) is smaller than any obtuse angle.
An angle measuring 170° is:
Explanation:
You're doing amazingly! It is very wide but still less than 180°.
You can draw an obtuse angle using a:
Explanation:
Great thinking! A protractor helps you measure angles bigger than 90°.
Which of these angles is obtuse?
Explanation:
Hello my friend! 100° is obtuse.
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