Mathematics
OpenStudy (anonymous):

A sign manufacturer makes yield signs by cutting an equilateral triangle from a square piece of aluminum with the dimensions shown. The height of the yield sign to the nearest tenth is _____ inches. (Enter only the number.)

OpenStudy (anonymous):

hero (hero):

$h = 18\sqrt{3}$

hero (hero):

or h = 31.2

OpenStudy (anonymous):

Thanks! : )

hero (hero):

yw :D

OpenStudy (anonymous):

Would you happen to know how to figure out these questions, as well? (regarding this same sign) 1.)The area of the yield sign to the nearest tenth of a square inch is ______ in2. 2.)How much material is left after the yield sign is made? a.734.8 in2 b.1028 in2 c.829.6 in2 or d.1296 in2