Используйте формулу, написанную ниже, чтобы найти площадь данного треугольника.
A=\frac{1}{2}ab\sin\theta
Как указано,
a=12,\:b=5,\:\theta=60^{\circ}
Поэтому,
A=\frac{1}{2}\times12\times5\times\sin60^{\circ}, A\около 25,98 см^2
Frequently asked questions (FAQs)
Math Question: Find the value of sin(x) when given that cos(x) = 0.6.
+
What is the average monthly rainfall in inches for a city over a 5-year period?
+
What is the equation of a line that passes through (2,4) and (-3,10)?