What is equivalent to the square root of 80

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12