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olchik [2.2K]
2 years ago
11

Find the value of x. rounded to the nearest tenth or as a whole/ fraction

Mathematics
1 answer:
lisov135 [29]2 years ago
8 0

Answer:

7.1

Step-by-step explanation:

Since we know this is isosceles triangle (right angle 90 and two 45 degree angles) we know side a and b are equal.

a^2 + b^2 = c^2

5^2 + 5^2 = c^2

25+25= c^2

50 = c^2

c = 7.071 rounded to 7.1

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Answer:

1931.7N

Step-by-step explanation:

We are told in the question that :

An auto ( a car) weighs = 2500 pounds

It s inclined at n horizontal Ange of 10°

We are asked to find the force that would prevents it from rolling down the street.

Since the unit for Force = Newton or kgm/s²

Step 1

Convert Weight in pounds to kg

1 pound = 0.453592kg

2500 pounds =

2500 pounds × 0.453592kg

= 1133.981kg

Step 2

Find the force that would prevents it from rolling down the street.

Force = Mass × Acceleration due to gravity × sin θ

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Force = 1133.981kg × 9.81 × sin 10°

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3 years ago
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