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goblinko [34]
2 years ago
7

In a race, Car #1 went an average of 165 miles per hour for x hours before dropping out. Car #2 went an average of 175 miles per

hour for y hours before dropping out. The distance Car #1 travelled was at least that of Car #2. Using the values and variables given, write an inequality describing this.
Mathematics
2 answers:
Akimi4 [234]2 years ago
7 0
When you think about it. It's actually quite easy.
The number are the amount of miles, and the variables are the amount of hours. So we would just have to multiply them. So, by putting the number together we would be able to multiply them once we have the numbers for the variables. Since we dont have them, we can just make the inequality. It says that car 1 traveled at LEAST that of car 2. Showing that car 1 may have traveled farther. SOOOOO........ the inequality should look like this:

165x <span>≥ 175y</span>
Anni [7]2 years ago
3 0

Answer:

165x ≥ 175y

Step-by-step explanation:

Car # 1 went with an average speed of 165 miles per hour.

Time of run = x hours

Since Distance = Speed × time

Distance = 165x miles

Car # 2 traveled with an average speed = 175 miles per hour

Duration by which car traveled = y hours

Distance traveled = Speed × time

                             = 175y miles

The distance car #1 traveled was at least that of car #2.

That means Distance traveled by car #1 ≥ Distance traveled by car #2

165x ≥ 175y

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Tomtit [17]

Answer:

A. Hypotenuse-leg (HL) congruence.

HL, when you have 2 right triangles and their hypotenuses are congruent you are able to say HL

Step-by-step explanation:

We know that the hypotenuse-leg theorem states that if the hypotenuse and one leg of a right triangle are congruent to hypotenuse and corresponding leg of another right triangle, then the triangles are congruent.  

hypotenuse(AB) of △BDA equals to hypotenuse (CD) of △DBC.  

BDA and DBC share a common side DB.

Using Pythagorean theorem we will get,

CD^{2}=DB^{2}+BC^{2}...(1)  \\\\AB^{2}=DB^{2}+AD^{2}...(2)

We have been given that CD=AB, Upon using this information we will get,

DB^{2}+BC^{2}=DB^{2}+AD^{2}

Upon subtracting DB^{2} from both sides of our equation we will get,

BC^{2}=AD^{2}\\\\BC=AD

<h3>Therefore, by HL congruence △BDA ≅ △DBC.</h3>
6 0
2 years ago
Read 2 more answers
Sarah and her friends are going blueberry picking. Sarah picks $b$ blueberries. Michael picks $3$ more than half as many as Sara
yKpoI14uk [10]
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2 years ago
The health benefits Tom receives from his employer cover 43% of the total monthly premium of $345.00. How much does Tom have to
Elza [17]

Answer:

The Amount tom has to pay is $196.65 therefore, Option b is correct

Step-by-step explanation:

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That means out of 100%  he is getting 43% he has to pay (100%-43%)= 57% of $345.00

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2 years ago
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2 years ago
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3 0
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