Answer:
2
=799+6876554
Step-by-step explanation:
61.4
h2 = p2 + b2
(75.8)2 = (44.5)2 + b2
5745.64 = 1980.25 + b2
5745.64 - 1980.25 = b2
3765.39 = b2
61.4= b
therefore QR = 61.4