A \(30\) inch TV has an aspect ratio of \(4 : 3\) . A TV that is \(4\) feet wide and \(3\) feet tall has a diagonal length of \(5 ft\) . t. How can you use this information to figure out the width of the \(30\) inch TV? Explain.
Question
Answer
width : length = 4:3
if width = 30 inch
length = \(\frac { 30} { 4} \times 3= 22.5\) inch
Related Questions
Q:
An architectural drawing lists the scale as \( 1 / 4 ^ { \prime \prime } = 1 \) '. If a bedroom measures \( 3 \frac { 1 } { 2 } " \) by \( 5 \frac { 1 } { 4 } \) " on the drawing, how large is the bedroom?
A. \( 7 ft \) by \( 10.5 ft \)
B. \( 10 ft \) by \( 15 ft \)
C. \( 20 ft \) by \( 30 ft \)
D. \( 14 ft \) by \( 21 ft\)
Q:
A dilation has center \( ( 0,0 ) \) . Find the image of each point for the given scale factor.
\( A ( 3,4 ) ; D _ { 7 } ( A ) \)
A. \( ( 10,11 ) \)
B. \( ( 21,28 ) \)
C. \( ( 28,21 ) \)
D. \( ( 11,10 ) \)
Q:
The daily production level for a product is given by \( N ( x ) = 150 - 150 e ^ { - 0.2 x } \) units, where \( x \) is the time in hours after production begins. Find the average production during the first \( 8 \) hours. Enter your answer in exact form or rounded to the nearest whole number.
Q:
Given the function \( f ( x ) = - 6 ( x - 6 ) ^ { 2 } ( x + 7 ) ^ { 7 } ( x - 4 ) \)
its roots are ____
and their multiplicities are ____
Q:
A family has \( \$ 35 \) to spend on dinner. They spend \( \$ 18 \) on entrees. Side dishes are \( \$ 3 \) each. What is the greatest number of side dishes they can buy?
\( 4 \)
\( 5 \)
\( 6 \)
\( 7\)