It very much depends on what z is.
150cm
150 cm
Show me how you get 30?
width = (x + 4) cm length = [(x + 4) + (x + 7)] cm Rectangle Perimeter = 2[(x + 4) + (x + 4 + x + 7)] cm Rectangle Perimeter = 2[(x + x + x) + (4 + 4 + 7)] cm Rectangle Perimeter = 2(3x + 15) cm Rectangle Perimeter = (6x + 30) cm
50 cm2
Perimeter of Rectangle = 2(length + width) =2(45+30) =150 cm
Perimeter of rectangle = 2 *(l+b) =2 *(45+30)= 2 * 75 =150 cm
The perimeter of a 12 cm x 3 cm rectangle is 2*(12+3) cm = 2*15 cm = 30 cm.The perimeter of a 12 cm x 3 cm rectangle is 2*(12+3) cm = 2*15 cm = 30 cm.The perimeter of a 12 cm x 3 cm rectangle is 2*(12+3) cm = 2*15 cm = 30 cm.The perimeter of a 12 cm x 3 cm rectangle is 2*(12+3) cm = 2*15 cm = 30 cm.
150cm
Perimeter of rectangle = 2 x ( L + W ) = 2 x 64 = 128 cm. or Perimeter of rectangle = 2L + 2W = 68 + 60 = 128 cm.
Area: 54 square cm Perimeter: 30 cm
150 cm
The rectangle has a length of 12 cm and a width of 3 cm.
we know,perimeter of rectangle = 2 * ( l+b) perimeter= 2 *(45+30) = 2 * 75 =150 cm
we know,area of rectangle = l * b perimeter= 45*30=1350 cm ^2
40 cm Perimeter = 2 L + 2W = 30 + 10
Using Pythagoras theorem its length is 40 cm and so 2(40+30) = 140 cm which is its perimeter