Can someone help me??

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

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36