Reference Materials Chart. Material cross reference list carbon steel alloy steel japan japan germany germany u. Reference materials 22 r state of texas assessments of academic readiness staar linear equations slope intercept form ym xb direct variation yk x slope of a line m yy xx 21 21 circumference circle cr 2π or cd π area triangle a h 1 2 b rectangle or parallelogram ab h trapezoid a 1 b 2 12 b h circle ar π 2 surface area.
3 30 60 90 triangle. Din bs en afnor uni une ss gb 5140 scr440 1 7045 42cr4 42cr4 2245 40cr 5155 sup9 a 1 7176 55cr3 527a60 48 55c3 20crmn. Types of reference materials.
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Material changes 1 irm 21 1 2 1 3 added the acronyms specific to this section of the irm. Reference materials staar state of texas assessments of academic readiness formulas mass density volume total distance average speed total time net force mass acceleration periodic table of the elements atomic number 14. Types of reference materials. 12 2b 13 3a 14 4a 15 5a 16 6a 17 7a 18 8a 10 11 1b.
