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Molodets [167]
3 years ago
8

Suppose that you measure a pen to be 10.6 cm long. Convert this to meters. Express the length in meters to three significant fig

ures.
Mathematics
1 answer:
Travka [436]3 years ago
7 0

Use dimensional analysis:

\frac{10.6cm}{1}*\frac{1m}{100cm}=0.106m

Since we multiplied a numerator and a denominator by centimeters, we are only left with meters.

This answer is already is three significant figures by default.

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Lily's car used 6 gallons of gas to drive 237 miles. At what rate does her car use gas in miles per gallon? Express your answer
iogann1982 [59]

Answer:

<u>39.5 miles/gallon.</u>

Step-by-step explanation:

6 gallons of gas used to drive 237 miles

The rate of her car uses gas in miles per gallon =

\frac{237 miles}{6 gallons} = \frac{237}{6} = 39.5 \ miles/gallons

Which mean the car will consume 1 gallon for each 39.5 miles.

7 0
3 years ago
PLEASE HELP!!!! THIS LINEAR EQUATIONS!!!
melomori [17]
The answer is C,
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3 years ago
Fresh Express
kolbaska11 [484]

Answer: £245

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3 years ago
How to find the inverse of a function
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5 0
3 years ago
Greg is designing a clock face. Using the center of the clock face as the origin, he keeps its diameter at 10 units. Match the p
Nat2105 [25]

The center of the clock is taken as the origin.The clock is a circle with a diameter 10 units.Radius is half the diameter .Radius = 10 ÷2= 5 units.

The clock is divided in four quadrants .On x axis y=0 and on y axis x=0.

When it is  12 o'clock the hour hand is on positive of y axis.Coordinates of the point at 12 o'clock=(0,5)

When it is 3 o 'clock the hour hand is on positive of x axis .Coordinate of the point at 3o'clock is (5,0)

When it is 6 o'clock the hour hand is on negative of y axis .The coordinates of the point at 6o'clock is (0,-5)

At 9o'clock the hour hand is on negative of x axis .The coordinate of the point at 6o'clock is(-5,0)

3 0
3 years ago
Read 2 more answers
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