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

How to write third person and describe please give me Ideas thank you

Which statement describes a reversible reaction at equilibrium? (1) The activation energy of the forward reaction must equal the activation energy of the revers

Two forms of solid carbon, diamond and graphite, differ in their physical properties due to the differences in their (1) atomic numbers (2) crystal structures (

What ocean is on the West Coast of the United States?

Who is the “Father of Our Country”?

A machine with a mechanical advantage of 10 is used to produce an output force of 250 newtons. What input force is applied to this machine

An art gallery has 9 paintings to display along a hallway. How many different ways can they choose and display 6 of the paintings?

The accepted value for the percent by mass of water in a hydrate is 36.0%. In a laboratory activity, a student determined the percent by mass of water in the hy

Name one branch or part of the government.

what is the value of the underlined digit in 56.123? one is underlined