Estimatics Questions and Correct
Answers
Area of triangle - Answer: 1/2 base x height
Area of trapezoid - Answer: [(Base1 + Base2)÷2] × height
Area of circle - Answer: Pie x r2
Top chord - Answer: Serves as a roof rafter
Bottom Chord - Answer: Serves as a ceiling joist
Span - Answer: Length of bottom chord
Webbing - Answer: Bracing that ties top and bottom chords together
Gussets - Answer: Wood or metal plates that hold the pieces together at the joints
Span of a truss - Answer: Width of building
On Center - Answer: Distance from centerline of one truss to the centerline of an adjacent truss
Length of building - Answer: Distance from end wall to end wall
Slope of truss - Answer: Inches of vertical rise in the top chord of the truss in 12 inches of horizontal
run
Roof sheathing - Answer: Applied to top chord of trusses or roof rafters to support roofing material;
forms the deck for roofing material
Answers
Area of triangle - Answer: 1/2 base x height
Area of trapezoid - Answer: [(Base1 + Base2)÷2] × height
Area of circle - Answer: Pie x r2
Top chord - Answer: Serves as a roof rafter
Bottom Chord - Answer: Serves as a ceiling joist
Span - Answer: Length of bottom chord
Webbing - Answer: Bracing that ties top and bottom chords together
Gussets - Answer: Wood or metal plates that hold the pieces together at the joints
Span of a truss - Answer: Width of building
On Center - Answer: Distance from centerline of one truss to the centerline of an adjacent truss
Length of building - Answer: Distance from end wall to end wall
Slope of truss - Answer: Inches of vertical rise in the top chord of the truss in 12 inches of horizontal
run
Roof sheathing - Answer: Applied to top chord of trusses or roof rafters to support roofing material;
forms the deck for roofing material
