The runways at the local airport are sketched in the figure classify 1 and 2 as cute obtuse right or straight

There are four kinds of simple angles: acute, right, obtuse and straight angles. An obtuse angle is one with a measurement of more than 90 degrees. An acute angle is one with a measurement of less than 90 degrees. A right angle always measures 90 degrees. A straight angle measures 180 degrees.