eveatron eveatron

30-05-2015
Mathematics

Answered

A tv has height:width in ratio 9:16. In a scale drawing the height is 4.5cm. What would the width be?

Answer :

RedRicin RedRicin

30-05-2015

[tex]\frac{4.5}{width}=\frac{9}{16}\\\\cross\ multiply.\\16\times4.5=9(width)\\72=9(width)\\\boxed{width=8\ cm}[/tex]

Answer Link

Other Questions

how many books did Harriet beecher stowe write?

Help??? What is 3x+5x=67y?

what does the zeppelin

What is 68 divided by the square root of 4

Which of the following molecules has polar bonds but is a nonpolar molecule? a. H₂ b. H₂O c. NH₃ d. NaCl e. CO₂ Can anyone explain this one?

Tear is to sorrow as smile is to

how do i round 3,176 to the nearest thousand

Which of the following molecules has polar bonds but is a nonpolar molecule? a. H₂ b. H₂O c. NH₃ d. NaCl e. CO₂ Can anyone explain this one?

What challenges did the californios face?

Which substance will combine with oxygen gas to produce a greenhouse gas? a. Na b. S c. H₂ d. Ne e. C