Fill in the blanks with acute,obtuse,right or straight:(c)An angle whose measure is the sum of the measures of a right angle is_______________.

Fill in the blanks with acute,obtuse,right or straight:(e) when the sum of the measures two angles is that of a straight angle and if one of them is acute then the other should be_______________.

Fill in the blanks with acute,obtuse,right or straight:(d) when the sum of the measures two angles is that of a right angle,than each one of them is_______________.

Condition that a pair of lines are at right angle is

Which angle has a large measure? First estimate and then measure. Measure of Angle A=

Which angle has a large measure? First estimate and then measure. Measure of Angle B=

Measure and classify each angle :

Fill in the blanks: If two angles are complementary, then the sum of their measures is __________.

Fill in the blanks: If two angles are supplementary, then the sum of their measures is _________.

Fill in the blanks :Temperature is measured in degree_____________ .

Complete the folloiwng statemetns: Among two congruent angles, one has a measure of 70^o the measure of the other angle is ______.