TASK 1 DUM10122

right angle triangle

isosceles triangle

scalene triangle

acute triangle

$$360^0=\pi\ rad$$

$$360^0=3\pi\ rad$$

$$1rad=\frac{180}{\pi}$$

$$1rad=\frac{\pi}{180}$$

AB

BC

AC

none of the option

Adjacent

Hypotenuse

Opposite

Cosecant

$$y=\cos\theta$$

$$y=\sin\theta$$

$$y=\tan\theta$$

$$y=\sec\theta$$

c² = a² + b² + cos A

c² = a² - b² – 2ab cos C

c² = a² + b² – 2ab cos C

(cos A)/a = (cos B)/b

$$-0.8191$$

$$0.8191$$

$$-1.8191$$

$$1.8191$$

$$51.77^0$$

$$38.23^0$$

$$38.15^0$$

$$-51.77^0$$

$$14.494\ m^2$$

$$108.184\ m^2$$

$$54.092\ m^2$$

$$54.350\ m^2$$