PQR is a right angled triangle s is a point on pq angle prs= 34.7 degrees ps=12 cm sq=4 cm pr=20cm work out the size of angle marked a

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

they disappear if your absent from to long. i found out that the hard way.

step-by-step explanation:

brainliest lol i just need one more brainliest.