Carpenter . R ^ :i: SH 12-+4X2-8X2 = lOO Radius. S=V2 VS=-f 4H==% V 12=+4 X2= A D. H^=R^—^^ yiGR^—S—4H=10—14 V 16 X10=—12^—4 X 2=^.5132; height of segment A D. L= 4VS=+4H=—S 4\+—; length of arc A or 1210%; length of are A D B. Ans.(5) To find the area of a segment whenthe length of arc (A D B), radius (C D)and height (E D) are known: A = — — Area of triangle, (ABCA) = ^^?^>^^^ _ 12X110-2)^ ^ ^^33 ^.^2 2 or 16 sq. ft. 48 sq. in. Ans. iier boards, and some for cornice. The cheapest grade of shingles will an-swer for this purpose, bu
Carpenter . R ^ :i: SH 12-+4X2-8X2 = lOO Radius. S=V2 VS=-f 4H==% V 12=+4 X2= A D. H^=R^—^^ yiGR^—S—4H=10—14 V 16 X10=—12^—4 X 2=^.5132; height of segment A D. L= 4VS=+4H=—S 4\+—; length of arc A or 1210%; length of are A D B. Ans.(5) To find the area of a segment whenthe length of arc (A D B), radius (C D)and height (E D) are known: A = — — Area of triangle, (ABCA) = ^^?^>^^^ _ 12X110-2)^ ^ ^^33 ^.^2 2 or 16 sq. ft. 48 sq. in. Ans. iier boards, and some for cornice. The cheapest grade of shingles will an-swer for this purpose, but it is better touse good ones. One thousand will cover from 135 to OTTstt Hr ^;<^l e^._. ^Vv « -rv Q^ c S. The Carpenter 160 square feet, according to whether theyare exposed five or six inches to theweather. Shingles may be used to cover a build-ing inclosed with almost any sort of lum-ber. One can place shingles over boards whichare too rough and uneven in thickness forclapboarding, or the sheathing boards canbe placed a few inches apart. Narrowslats can be used if they are properlyplaced. The deficiency of the lumber may wellbe made up by using paper under the shin-gles. If one wants a first-class job though,they will use a good grade of matchedsheathing. ~ The regular water table, corner boardsand cornice may be used or these can beentirely dispensed with. In case the sheathing projects over thefoundation it may be enough to lay a dou-ble or triple course at the bottom. If it is desired to have the shinglesproject beyond the sheathing this can beaccomplished by using a narrow strip setedgewise against the cornice with anotherboard above. The corners may best be shing
Size: 1392px × 1794px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, bookidcarpenter30u, bookyear1910
