# Math Help - Radian Measure?

P and Q are points on a circle, with centre O and radius 4cm, such that angle POQ = $\theta$ radians. The perimeter and the area of the sector POQ are xcm and Acm squared, respectively. Given that x = 3A,
a] show that $\theta$ = 0.4.
P and Q are points on a circle, with centre O and radius 4cm, such that angle POQ = $\theta$ radians. The perimeter and the area of the sector POQ are xcm and Acm squared, respectively. Given that x = 3A,
a] show that $\theta$ = 0.4.