[Answered] If the difference between a common rafter and the first jack rafter is 18 and the first jack rafter ...

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Author Question: If the difference between a common rafter and the first jack rafter is 18 and the first jack rafter ... (Read 84 times)

sabina

Hero Member
Posts: 563

on: Jul 24, 2018

If the difference between a common rafter and the first jack rafter is 18 and the first jack rafter is 88 long, the
length of the fourth jack rafter is _____.

A) 52
B) 38
C) 16
D) 34

Question 2

A spreader bar is needed to lift trusses if the span exceeds _____.

A) 20
B) 30
C) 40
D) 50

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Mochi

Sr. Member
Posts: 300

Reply #1 on: Jul 24, 2018

Answer to Question 1

Answer: D

Answer to Question 2

Answer: C

sabina

Member
Posts: 563

Reply 2 on: Jul 24, 2018

TYSM

samiel-sayed

Member
Posts: 337

Reply 3 on: Yesterday

Excellent

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