equations of lines
area, volume, surface area of polygons and solids
area, volume, surface area of polygons and solids
ACT FORMULAS TO KNOW
Circles
100

what is the standard form?

Ax+By=C

100

triangle formula?

A=1/2bh

100

what is the pyramid formula?

V=1/3Bh

100

perimeter of a rectangle?

P=2L+2W

100

what is the area?

A=(pi)r^2

200

what is the slope-intercept form

y=mx+b

200

parallelogram formula

A=bh

200

what is the circular cone formula?

V=1/3(pi)r^2h

200

perimeter of a square?

P=4s

200

what is the circumference?

C=(pi)d=2(pi)r

300

what is the point-slope form

y-y1=m(x-x1)

300

trapezoid formula?

A=1/2(b1+b2)h

300

formula of a sphere?

V=4/3(pi)r^3

300

perimeter of a triangle?

P=a+b+c

300

what is the area of sector?

A=0/360(pi)r^2

400

what is the slope?

m=y2-y1/x2-x1

400

what is the regular polygon formula?

A=1/2ap

400

what is the right pyramid?

SA=B+1/2Ps

400

what is the law of sines?

sinA/a=sinB/b=sinC/c

400

what is the center radius form?

(x-h)^2+(y-k)^2=r^2

500

midpoint formula?

(x1+x2/2,y1+y2/2)

500

what is the prism formula?

V=bh

500

what is the right circular cone? 

SA=(pi)r^2+(pi)rs

500
What is the volume of rectangle AND cylinder?

rectangle:V=lwh

cylinder:V=(pi)r^2h

500

what is the equation of a circle?

(x-h)^2+(y-k)^2=r^2

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