Aregular pyramid has a base that is an equilateral triangle with sides 16 inches long. is it possible to determine the surface area of the pyramid? if not, what additional information do you need?

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?