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

1. 7.EE.B.4 Bob buys eggs and potatoes at a store. • He pays a total of $25.92. • He pays $2.57 for the eggs. • He buys 5 bags of potatoes that each cost the sa

what does the term khalifa refer to?

If I don't drink water what 's going to happen in my body

Solve the inequality -8<3y-20<52

How are scientists able to observe, record, study, and predict changes in the earth

Acid is added to a beaker containing crushed marble. What effect does stirring this mixture have on the system? the surface area of the particles increases

How does seafloor spreading related to supercontinents ? A. It leads to new information of tectonic crusts under the water that either pushes continents togeth

In which quadrants do solutions for the inequality y is greater than one fifth times x plus 3 exist? I and II I, II, and III I, III, and IV All four quadra

When Virginia became a royal colony how many people were still alive

What is the factorization of the trinomial below x2-6x+5