∠P~=∠S
∠Q ~= ∠T
∠R~= ∠M
P/S=Q/T=RM
hope this helps!
3-5 is equal to -3 not positive 3 cause it's mines, less than 0.
Hope this help!
If it's wrong sorry cause I understand the question like this
10% of 220= £22
10% *2 = £44
£220- £44 =£176
area of the ceiling = 55 x 55 = 3025 square feet
3025/275 = 11 cans