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. 𝜋𝜋𝑟𝑟 (pi r squared) - ANSWER-[(base1+base2) / 2] * height
The formula for determining the area of a triangle is:
Select the single best answer:
A. 𝜋𝜋𝑟𝑟 (pi r squared)
B. [(Base1 + Base2) ÷ 2] x Height
C. Base x Height
D. ½ Base x Height - ANSWER-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. 𝜋𝜋𝑟𝑟 (pi r squared)
C. [(Base1 + Base2) ÷ 2] x Height
D. Base x Height - ANSWER-B. 𝜋𝜋𝑟𝑟 (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, rafters.
, TrueFalse - ANSWER-True
Select the False statement:
Select the single best answer:
A. Plywood, oriented strand board (OSB), fiberboard, and rigid insulating panels are widely used
for sheathing.
B. Wall sheathing reinforces the wall framing.
C. Sheathing adds rigidity, strength and some insulating qualities 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. - ANSWER-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. Bottom Chord
C. Web
D. Bird's Mouth
E. Gussets - ANSWER-Birds Mouth
Spaced (open) sheathing is normally used with composition shingles.
TrueFalse - ANSWER-
Composition shingles can be purchased in bundles which could be ⅓ square or ¼ square.
TrueFalse - ANSWER-True
Blanket insulation is an uncut roll of insulation cut to length at the job site. It is used in walls and
attics, and may or may not have a backing material.
TrueFalse - ANSWER-True