The formula for determining the area of a trapezoid is:
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Select the single best answer:
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A. [(Base1 + Base2) ÷ 2] x Height
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B. ½ Base x Height
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C. Base x Height
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D. 𝜋𝜋𝑟𝑟 (pi r squared) - ANS>>[(base1+base2) / 2] * height
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The formula for determining the area of a triangle is:
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Select the single best answer:
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A. 𝜋𝜋𝑟𝑟 (pi r squared)
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B. [(Base1 + Base2) ÷ 2] x Height
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C. Base x Height
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D. ½ Base x Height - ANS>>D. ½ Base x Height
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The formula for determining the area of a circle is:
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Select the single best answer:
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A. ½ Base x height
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B. 𝜋𝜋𝑟𝑟 (pi r squared)
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C. [(Base1 + Base2) ÷ 2] x Height
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D. Base x Height - ANS>>B. 𝜋𝜋𝑟𝑟 (pi r squared)
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"On-center" is a term to describe the distance from the center of one framing member to the
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center of the next framing member, i.e., studs, joist, rafters.
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TrueFalse - ANS>>True jj jj
Select the False statement:
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Select the single best answer:
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A. Plywood, oriented strand board (OSB), fiberboard, and rigid insulating panels are widely
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used for sheathing.
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B. Wall sheathing reinforces the wall framing.
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C. Sheathing adds rigidity, strength and some insulating qualities to the wall of a structure.
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D. Sheathing provides a flat surface backing for other products, such as siding.
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E. The thickness of the sheathing has no affect on the cost of the material. - ANS>>b. Wall
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sheathing reinforces the wall framing.
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, Which of the following components is not a part of a roof truss?
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Select the single best answer: jj jj jj jj
A. Top Chord
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B. Bottom Chord
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C. Web
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D. Bird's Mouth
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E. Gussets - ANS>>Birds Mouth
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Spaced (open) sheathing is normally used with composition shingles.
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TrueFalse - ANS>> jj jj
Composition shingles can be purchased in bundles which could be ⅓ square or ¼ square. jj jj jj jj jj jj jj jj jj jj jj jj jj jj
TrueFalse - ANS>>True jj jj
Blanket insulation is an uncut roll of insulation cut to length at the job site. It is used in walls
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and attics, and may or may not have a backing material.
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TrueFalse - ANS>>True jj jj
Select the false statement. jj jj jj
Select the single best answer: jj jj jj jj
A. Composition shingle weights range from 120 lb. to 480 lb. per square.
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B. Composition shingles are made of fiberglass or asphalt saturated roofing material
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embedded with mineral granules.
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C. Wood roofing is generally divided into two categories, wood shingles and wood shakes.
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D. Rigid roofing materials include clay, concrete, metal, and slate.
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E. All of the above are true. - ANS>>Composition shingle weights range from 120 lb. to 480
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lb. per square.
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Non-masonry siding products such as wood, aluminum, vinyl, steel, and vinyl clad siding jj jj jj jj jj jj jj jj jj jj jj jj
are usually measured by the square foot, but the materials are typically sold by the square
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(100 SF) or by the piece.
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TrueFalse - ANS>>True jj jj
Select the false statement. jj jj jj
Select the single best answer: jj jj jj jj
A. Vinyl clad siding is steel siding with a vinyl coating over it. It is more dent-resistant than
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steel.
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B. Vinyl siding is made of a rigid polyvinyl-chloride (PVC) compound. It is tough, durable,
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and economical.
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C. Aluminum siding has a baked-on enamel factory finished and can provide an
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appearance closely resembling painted wood siding.
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D. Vinyl clad siding is aluminum siding with a vinyl coating over it. It is more dent resistant
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than aluminum and has less tendency to crack than vinyl.
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