Verify the following identity ( tanx-secx) ( tanx+secx
1 answer:
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Answer:
Jane's height is <u>63 inches</u>.
Step-by-step explanation:
Given:
Jane has her height measured using a metric ruler as 1.6 meters. She would like to know her height in inches. She knows that there are 100 centimeters in a meter and 2.54 centimeters in an inch.
Now, to find jane's height to the nearest inch.
The height of Jane measured using metric ruler = 1.6 meters.
As, 1 meter = 100 centimeters.
So, by using conversion factor we convert the height of Jane into centimeters from meters:
<em>Height of Jane in centimeters = 160.</em>
As given, 2.54 centimeters in an inch.
Now, we convert the centimeters by using unitary method:
If, 2.54 centimeters = 1 inch.
Then, 1 centimeters =
So, 160 centimeters =
<em>Thus, the height nearest to inch = 63 inches.</em>
Therefore, Jane's height is 63 inches.
Answer:
The of the tourist is 1.67 meters.
Step-by-step explanation:
Height of statue in photograph = 4.5 inches.
Height of tourist in photograph = 1.25 inches.
Actual height of statue = 6.0 meters.
We need to find the the actual height of the tourist in meters.
Let x be the actual height of the tourist in meters.
Ratio of height of statue and tourist are proportional.
Therefore, the of the tourist is 1.67 meters.