question_answer 23)

Fill in the blanks with acute, obtuse, right or straight angle. (a) An angle whose measure is less than that of a right angle is____. (b) An angle whose measure is greater than that of a right angle is ____. (c) An angle whose measure is the sum of the measures of two right angles is ____. (d) When the sum of the measures of two angles is that of a right angle, then each one of them is ____. (e) When the sum of the measures of two angles is that of a straight angle and if one of them is acute, then the other should be ___.

Answer:

(a) acute angle (b) obtuse angle (c) straight angle (d) acute angle (e) obtuse angle