Maritza remembers her pin because it is between 1000 and 1500 and it isthe product of to consecutive prime numbers. what is her pin

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

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

Bring the fraction a/a-4 to a denominator of 16-a^2