Rafter Table for 4/12 Slope

Rafter Table for 4/12 Slope
Length of Common Rafters Per Foot of Run
12) 65"
Length of Hip or Valley Rafters Per Foot of Run
17) 44"
Difference in Length of Jacks @ 16" on Centers
16 7/8"
Difference in Length of Jacks @ 24" on Centers
25 5/16"
Find the length of a hip rafter for the roof shown in the accompanying figure.

A) 275 1/2"
B) 277 1/16"
C) 278 5/16"
D) 280"