80% less than 90 = 20% of 90 = 18
72
81 84 87
An angle greater than 90 but less than 180 degrees is an obtuse angle.
81, 84, 87.
80% less than 90 = 20% of 90 = 18
Octogenarian.
There are 2 prime numbers between 80 and 90: 83 89
"Normal" blood pressure is more than 120 over 80 and less than 140 over 90. So 96 over 46 is low
72
81,84,87,90
There are an infinite amount of numbers less than one
81, 84 and 87. And 90 if you want to count that
81, 84, 87.
An 80 degree angle is an acute angle because it is greater than 0 but less than 90 degrees.
80 degrees is an acute angle because it is greater than 0 but less than 90 degrees
81 84 87