Step-by-step explanation:
16+10+4
26+4
30
30÷(2+2)
30÷4
7 1/2
Here you go! I hope I can get brainliest!
The plane PRS passes through the points P, R and S. So it contains the line RS. Also the plane QRS passes through the points Q, R and S. So it contains the line RS as well. Since both the planes contain the line RS, the line RS must be the intersection of plane PRS and QRS
No he did not because 20% of 250 is 50 and there are 90 students not 50 students!! Hope this helped you a lot !!!