Tag: types of angle

Questions Related to types of angle

An angle which measures more than $0^{\circ}$ and less than $90^{\circ}$ is called.

  1. Obtuse

  2. Acute

  3. Right

  4. None


Correct Option: B
Explanation:

Angles which measure $ {0}^{o} $ and less than $ {90}^{o} $ are acute angles.



$179^{\circ}$ is an example of

  1. obtuse

  2. acute

  3. right

  4. none


Correct Option: A
Explanation:

Angles between $ {90}^{o} $ and $ {180}^{o} $ are obtuse angles.

Hence, $ {179}^{o} $ is an obtuse angle.

An angle which measures $180^{\circ}$ is called_______angle.

  1. zero

  2. right

  3. straight

  4. acute


Correct Option: C
Explanation:

An angle which measures $ {180}^{o} $ is called a straight angle.

An angle which measures $180^o$ is called a

  1. straight angle

  2. obtuse angle

  3. right angle

  4. complete angle


Correct Option: A
Explanation:

An angle which measures $180^o$ is called a straight angle

The number of acute angles in a triangle is 

  1. At least $1$ and utmost $2$

  2. At least $2$

  3. Exactly $2$

  4. Exactly $3$


Correct Option: B
Explanation:

An acute triangle has three acute angles (utmost). An obtuse (or right) triangle has two acute angles. A triangle has at least two acute angles.

$\displaystyle 80^{0}$ is an example of-

  1. Acute

  2. Obtuse

  3. Right

  4. None of these


Correct Option: A
Explanation:

angles greater than 0 degree and less than 90 degrees are known as acute angles..

hence 80 degrees is an example of acute angle..

$\displaystyle 96^{0}$ is an example of-

  1. Acute

  2. Obtuse

  3. Right

  4. None of these


Correct Option: B
Explanation:

obtuse angles are those angles which are greater than 90 degrees and less than 180 degrees..

so,96 degrees is an example of obtuse angle.. 

An angle which measures $\displaystyle 180^{0}$ is called-

  1. Acute

  2. Right

  3. Zero

  4. None of these


Correct Option: D
Explanation:

an angle which measures 180 degrees is calles straight angle..

$\displaystyle 170^{0}$ is an example of-

  1. Acute

  2. Right

  3. Obtuse

  4. None of these


Correct Option: C
Explanation:

angles greater than 90 degrees and less than 180 degrees are known as obtuse angles..

hence 170 degrees is an example of obtuse angle..

An angle which measures more than $\displaystyle 0^{0}$ and less than $\displaystyle 90^{0}$ is called-

  1. Obtuse

  2. Right

  3. Acute

  4. None of these


Correct Option: C
Explanation:

an angle which measures more than 0 degree and less than 90 degree is called an acute angle..