Question

classify the following angles into acute and obtuse angles 20, 102,47,91​

Answer 1

Answer:

20 is acute angle

102 is obtuse angle

47 is acute angle

91 is obtuse angle

Step-by-step explanation:

Because ;

• Any angle less than 90 degree is called acute angle.
• Any angle more than 90 degree is called obtuse angle.

Hope you got your answer

Answer 2

20° and 47° are acute angles while 102° and 91° are obtuse angles.

• Any angle that is less than 90° is termed as an acute angle.
• While any angle that is greater than 90° is termed as an obtuse angle.
• Thus on observing the given angles, we can conclude that 20° and 47° are acute angles as they are less than 90°, while 102° and 91° are obtuse angles as they are greater than 90°.