Which number produces an irrational number when added to 2/5? a) 0. b) -0.4 c) -/`5 d) 2/7

17 in long 1.3 ft wide and 8in high what is the volume

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?