In ΔPQS above, if PQ =6 and PS = 7, then  Choose the most appropriate option:
A) 9/4  B) 12/5  C) 16/5  D) 15/4  E) 21/4
there are two ways to calculate area of PQS. area remains same, so both are equal.   6*7/2 = PR*8/2   PR = 21/4   21/4
<result>E</result>
In ΔPQS above, if PQ =6 and PS = 7, then