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

The length of a rectangular playing field is 5 meters less than twice its width. If 230 meters of fencing goes around the field, find the dimensions of the fiel
Is there any way lack of rain might strain English relations with the powhatans explain
what type of numbers has exactly two factors?
(d+g) ______ for d = 35,g=19, and h =6 h
40 is 8% of what number? I need to know HOW the problem is solved
Name three different pairs of fractions that have the same product when multiplied
how many Saturdays do you have if you live to be 80 years old
5 propoziti la negativ la engleza cu cuvintele {break,go,send,give,find}.si la afirmativ tot cu acelasi cuvinte si tot 5 propoziti
Estimate 293 times 4
what were the 3 major social groups in the surmerian city states