STAAR 8th Grade Math Formula Chart

Slope-Intercept form

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• y = kx

• Ax+By=C

• x = my + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Direct Variation

• y = kx

• y = mx + b

• Ax + By = C

• x = my + b

Slope of a line

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Tags

CCSS.8.EE.B.5

Area of Triangle

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Tags

CCSS.6.G.A.1

Area of Rectangle or Parallelogram

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Tags

CCSS.6.G.A.1

Area of Trapezoid

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Tags

CCSS.6.G.A.1

Area of Circle

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Tags

CCSS.7.G.B.4

Lateral Surface Area of a Prism

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Tags

CCSS.7.G.B.6

Lateral Surface Area of a Cylinder

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Total Surface Area of a Prism

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Tags

CCSS.7.G.B.6