To write the slope form quation
First; find the slope of
Answer:
The decibel level of sound is 50dB greater on a busy street than in a quiet room where the intensity of sound is 10^-10 watt/m^2. The intensity of sound in the busy street is watt/m^2?
Step-by-step explanation:
Ok this is the best i've got.
Answer:
The perimeter of the second square is 36 inches
Step-by-step explanation:
Given
Represent the sides of the squares with S1 and S2.
So:
--- Scale factor
--- perimeter of the first
Required
Calculate P2, the perimeter of the second
Represent the ratios of the perimeter:

Substitute 12 for P1

Equate both scale factors

Convert to fraction

Cross multiply


Answer:
13mph
Step-by-step explanation:
you must multiply both fractions by the reciprocal of 1/65 which is 65/1
(1/5 * 65/1) / (1/65 * 65/1)
(65/5) / (65/65)
13/ 1
13/1 = 13
To estimate I would do 50*7 which is 350. That is overestimating since the real answer is 336.