brockdevore1812 brockdevore1812

01-03-2018
Mathematics

contestada

A rectangle is 3 times as long as it is wide. if the distance around the rectangle is 16.8 kilometers, what is the area of the rectangle

Respuesta :

bestrongtroopsp3i7sm bestrongtroopsp3i7sm

01-03-2018

d=16.8
d=2 (3w)+2w
16.8=6w+2w
16.8=8w
w=2.1
l=3w
l=3*2.1
l=6.3
a=lw
a=6.3*2.1
a=13.23

Answer Link

Otras preguntas

List the safety precautions that should be observed when inserting, or removing glass tubing from a rubber stopper or rubber hose

What are three things you can learn by studying history?

Jorge has 708 baseball cards and 394 baseball about how many morev baseball cadrs than basketball cards does Jorge have

how did the ideas of john locke influence the founding fathers?

Math! 10 points! 7th grade work! Please help :) 3-6

Which of the following functions results in a graph that shows exponential decay? f(x) = 4(0.8)x f(x) = 0.7(1.2)x f(x) = 12(3)x f(x) = 0.5(2)x

Why is phototropism an adaptation that is necessary for plant survival? A. Phototropism decreases the amount of water that is lost through transpiration. B

Which form of government places the power authority to rule in the hands of an individual? A. Autocracy B. Totalitarian C. Monarchy D. Oligarchy

The primitive atmosphere of earth may have favored the abiotic synthesis of organic molecules because it:

Read the paragraph and answer the question in a complete sentence in French. You may copy and paste the accented characters from this list if needed: Àà Ââ Ää Ç