update/guaranteed pass
The formula for determining the area of a trapezoid is:
Select the single best answer:
A. [(Base1 + Base2) ÷ 2] x Height
B. ½ Base x Height
C. Base x Height
D. (pi r squared)
[(base1+base2) / 2] * height
The formula for determining the area of a triangle is:
Select the single best answer:
A. (pi r squared)
B. [(Base1 + Base2) ÷ 2] x Height
C. Base x Height
D. ½ Base x Height
D. ½ Base x Height
The formula for determining the area of a circle is:
Select the single best answer:
A. ½ Base x height
B. (pi r squared)
C. [(Base1 + Base2) ÷ 2] x Height
D. Base x Height
B. (pi r squared)
"On-center" is a term to describe the distance from the center of one framing member to
the center of the next framing member, i.e., studs, joist, ra1ers.
TrueFalse
True
Select the False statement:
, Select the single best answer:
A. Plywood, oriented strand board (OSB), fiberboard, and rigid insula6ng panels are widely
used for sheathing.
B. Wall sheathing reinforces the wall framing.
C. Sheathing adds rigidity, strength and some insula6ng quali6es to the wall of a structure.
D. Sheathing provides a flat surface backing for other products, such as siding.
E. The thickness of the sheathing has no affect on the cost of the material.
b. Wall sheathing reinforces the wall framing.
Which of the following components is not a part of a roof truss?
Select the single best answer:
A. Top Chord
B. Bo>om Chord
C. Web
D. Bird's Mouth
E. Gussets
Birds Mouth
Spaced (open) sheathing is normally used with composi6on shingles.
TrueFalse
Composi6on shingles can be purchased in bundles which could be ⅓ square or ¼ square.
TrueFalse
True
Blanket insula6on is an uncut roll of insula6on cut to length at the job site. It is used in walls
and aEcs, and may or may not have a backing material.
TrueFalse
True
Select the false statement.
Select the single best answer:
A. Composi6on shingle weights range from 120 lb. to 480 lb. per square.
B. Composi6on shingles are made of fiberglass or asphalt saturated roofing material
embedded with mineral granules.
C. Wood roofing is generally divided into two categories, wood shingles and wood shakes.
D. Rigid roofing materials include clay, concrete, metal, and slate.
E. All of the above are true.
Composi6on shingle weights range from 120 lb. to 480 lb. per square.