Formulas
A=l x w
What is Area of a Rectangle?
A=s2
What is area of a squeare?
Find the area of rectangle
l= 8mm w=4mm
A= 32mm2
Find perimeter of an octagon
s=6in
P=48in
A=bh
2
What is area of a triangle?
A=(b1+b)h
2
What is area of a Trapezoid?
Find the area of a triangle
b= 3in h=2in
A= 3in2
Find perimeter of a square
s= 7in
P=28in
A= πr2
What is area of a circle?
A=bh
What is Area of a Parallelogram?
Find the area of a Parallelogram
b=5in h=4in
A=20in2
Find the perimeter of a parallelogram
s=11 ft
P=44ft
P= 4s or P=s+s+s+s
There are two possible answers for this one
What perimeter of square or rhombus?
P= 2l+2w
What is perimeter of a rectangle?
Find the area of a square.
s= 5 cm
A=25cm2
Find the perimeter of rectangle
l=5cm w=10cm
P=30cm
C=πr2
What is Circumference of circle?
A=(d1)(d2)
2
Find area of a trapezoid
b1 =4ft b2=2ft h=2ft
A=6ft2
Find the perimeter of a triangle with side lengths
2in, 3in, and 5in
P=10in