Two-fifths of one less than a number is less than three-fifths of one more than that number. What numbers are in the solution set of this problem? x < -5
x > -5
x > -1
x < -1​

x < - 5

Step-by-step explanation:

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

113.1

step-by-step explanation:

v=4

3πr3=4

3·π·33≈113.09734