livelaughlove5265 livelaughlove5265
  • 25-08-2021
  • Mathematics
contestada

PLEASE HELP ANSWER THIS THNAK YOU

PLEASE HELP ANSWER THIS THNAK YOU class=

Respuesta :

matthewvalentino182 matthewvalentino182
  • 25-08-2021

Answer:

112 cm (red, 4)

Step-by-step explanation:

length = b

width = a

b = 7a

42 = b - a

42 = 7a - a

42 = 6a

a = 7          => b = 7a       b = 7*7 = 49

Perimeter = 2*(a+b)

= 2*(7+49)

= 2*(56)

= 112 cm

Answer Link

Otras preguntas

container is 5 meters wide ,6meters long and 3 meters in depth what is the capacity in quarts
How do amoebas obtain food?
A rocket lifted off from a launch pad and traveled vertically 30 km, then traveled 40 km at 30 degrees from the vertical, and then traveled 100 km at 45 degrees
How do amoebas obtain food?
The scale of a square map indicates that each inch on the map corresponds to 5 miles. Write an expression that describes the area of land shown on the map. If t
Find the slope of the line that passes through each pair of points
container is 5 meters wide ,6meters long and 3 meters in depth what is the capacity in quarts
Find the slope of the line that passes through each pair of points
How do amoebas obtain food?
if 9^x-9^x-1=24, then find the value of (6x)^x