Transcription of STAAR GRADE 8 MATHEMATICS STAAR REFERENCE MATERIALS
1 STAAR GRADE 8 MATHEMATICSREFERENCE MATERIALS r)State of Texas Assessments of Academic ReadinessSTAAR LINEAR EQUATIONSS lope-intercept formymxb=+Direct variationykx=Slope of a linemyyxx= 2121 CIRCUMFERENCEC ircle orCr=2 Cd= AREAT riangleAh=12bRectangle or parallelogram Abh=TrapezoidAb+1212(b=hCircleAr= 2 SURFACE AREAL ateralTotalPrismSPh=SPhB=+2 CylinderSrhr=+222 Srh=2 VOLUMEP rism or cylinderVBh=Pyramid or coneVBh=13 SphereV=3 43 ADDITIONAL INFORMATIONP ythagorean theoremabc222+=Simple interestIPrt=Compound interestAPrt=+()1