Area of a triangular flag. As part of an outdoor education course, Wanda needs to make a brightcolored triangular flag with an area of at least $3f{t}^2.$ What heights can the triangle be if the base is $1\frac{1}{2}ft?$

Area of a triangular sign. Zoning laws in Harrington prohibit displaying signs with areas exceeding $12f{t}^2.$ If Flo's Marina is ordering a triangular sign with an $8-ft$ base, how tall

can the sign be$?$

please do Q$\mathrm{.}41$