Answer:
10 meters
Step-by-step explanation:
The triangles are similar, by a scale factor of 2, so if QR is 10, then ST is 1/2 or 5
We can use trig functions to find SP
sin P = opp/ hyp
sin 30 =5/SP
SP sin 30 =5
Divide each side by sin 30
SP = 5 / sin 30
SP =10
