MATH
Tools
Vocabulary
drywall
finishing
100

what is 3/4 + 3/4 ?

1 1/2

100

This tool is used to mark out straight lines perpendicular to the edges of a sheet of drywall?

drywall T square

100

L bead and J bead are also called__________

Casing

100

This type of drywall is 1" thick

core board

100

This level of finish is recommended for areas not seen and only has taped seams and fastener holes. 

Level 1

200

what is 5/8 x 2 ?

1 1/4

200

This tool is used to cut drywall to the basic size needed.

utility knife

200

These are dried chunks of JC stuck to the drywall. 

boogers

200

This is the most commonly used thickness of drywall. 

1/2"

200

This level of finish is recommended to be covered with a thin texture decorative finish. 

Level 4

300

what is (7/8 x 2) + 1 1/2 ?

3 1/4

300

This tool is used to cut notches or shapes into drywall sheets. 

jabsaw / drywall saw

300

Tapering or thinning out the JC at the edges of where it is applied. 

feathering

300

When a joint is made by having two factory tapered edges meet. 

Flat joint

300

This type of tape bends and distorts easily. 

fiberglass mesh tape

400

How many sheets of drywall are needed to cover a wall that is 22' x 8' ? 

6 sheets

400

This knife is used for prefilling and taping

4" knife

400

Embedding the drywall tape into JC is referred to as:

taping

400

The bottom of a two-layer drywall system is called a_______________

base layer

400

When applying a thicker decorative finish, you should use this product because it has the most glue in it. 

All Purpose Joint Compound or APJC

500

How many screws are needed for a ceiling that requires 14 screws for every 10 square feet, that measures 28' x 16' ?

628 screws

500

This knife is the widest finishing knife. 

24"

500

This type of JC has a blue lid and is best used for topping coats. 

Plus 3

500

This fire rating gauges the level of temperature rise. 

FT rating

500

This tool is used to create a patterned swirl finish. 

Circular patterned sponge. 

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