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Straight Angle

Can we have t...

Question

Can we have two acute angles whose sum is an obtuse angle.Why or why not?

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Solution

Yes, because if we take two acute angle $60 °$ and $80 °$ .
Then, sum of $60 ° + 80 = 140 °$ which is an obtuse angle.
Hence, we can have two acute angles whose sum is an obtuse angle.

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Similar questions

Can we have two acute angles whose sum is

a) an acute angle? Why or Why not?

b) a right angle? Why or Why not?

c) an obtuse angle? Why or Why not?

d) a straight angle? Why or Why not?

e) a reflex angle? Why or Why not? (5 x 0.5 marks = 2.5 marks)

Can we have two obtuse angles whose sum is

a) A reflex angle? Why or Why not? (1 mark)

b) A complete angle? Why or Why not? (1 mark)

Question 74

Can we have two acute angles whose sum is

a) an acute angle? Why or Why not?

b) a right angle? Why or Why not?

c) an obtuse angle? Why or Why not?

d) a straight angle? Why or Why not?

e) a reflex angle? Why or Why not?

Question 75

Can we have two obtuse angles whose sum is

a) A reflex angle? Why or Why not?

b) A complete angle? Why or Why not?

Q. Which of the following is correct?
1. The sum of two acute angles is always an obtuse angle
2. The difference between an obtuse angle and a right angle is an acute angle
3. The sum of two acute angles can be acute, right or an obtuse angle

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