JackiePandicorns JackiePandicorns

30-03-2017
Mathematics

contestada

A rectangle has an area of 30 square meters and a perimeter of 34 meter. What are the dimensions of the rectangle?

Respuesta :

ChandrikaP ChandrikaP

30-03-2017

Rectangle's Perimeter is P=2(w+l)
where w and l are width and length respectively
34=2(w+l)
17=w+l
w=17-l

now A=wxl
A=(17-l)xl
A=17l-l^2
30=17l-l^2
l^2-17l-30=0

now solve for l

Answer Link

Otras preguntas

the medical assistant never has to ask for identification since this is done in the first visit?

Why do people use credit to buy large items like a house? Allows people to buy now and pay back on a schedule Gives them interest when they pay it back Helps

100 points! asap! Which graph best represents the solution to the system of equations shown below? y = -2x + 14 y = 2x + 2 A coordinate grid is shown from nega

.How many grams of NaCl required to form a 500ml solution with a molarity of 0.5M , the molar mass of NaCl is 58.5g/mol?

Gabe has 60 coins consisting of quarters and dimes. The combined value of the coins is $9.45. How many quarters and dimes does Gabe have?

which do you think is the better illustration of a circle a five peso coin or a bicycle wheel? and why?

A rectangular deck has a length of 12 feet and a perimeter of 36 feet. Include units with your answers. The deck's width is____________________. The deck's area

What was the relationship between medieval theories about scientific reasoning and the kind of reasoning favored during the Scientific Revolution? (10 points)

Passengers on many commercial flights may make calls from a telephone provided by the airline. On a certain airline, a call costs $3 to connect plus $2 for each

Six layers of gray matter on top of a layer of white matter would describe: the limbic cortex. the basal ganglia. the neocortex (also known as the cortex). the