\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
A triangular roof has a base of \(10 \mathrm{~m}\) and a height of \(6 \mathrm{~m}\). Find the area of the roof and the cost to cover it with wood if the wood costs 15 dollars per square meter.
\( A =\)
\(\mathrm{~m}^2\) and cost=
dollars