What is an angle?, An angle is a measurement of turn. , What is an acute angle?, An acute angle is less than 90 degrees., What is a right angle?, A right angle is exactly 90 degrees., What is an obtuse angle?, An obtuse angle is more than 90 degrees but less than 180 degrees., What do we use to measure angles?, We use a protractor to measure angles., What are degrees?, Degrees are units we use to measure angles., How many degrees are in a right angle?, There are 90 degrees in a right angle., Which angle is greater: 60° or 120°?, 120° is greater than 60°., Is 90° an acute or a right angle?, 90° is a right angle., Is 130° greater than 90°?, Yes, 130° is greater than 90°..

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