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disa [49]
3 years ago
14

Hey, if anyone could h3lp me with this it would b gr8 !!

Mathematics
1 answer:
Viefleur [7K]3 years ago
5 0

Step-by-step explanation:

AB=OB-OA

AB=[4,-2]-[-4,6]

AB=[8,-8],|AB|=8units

BC=OC-OB

BC=[-6,-4]-[4,-2]

BC=[-10,-2],|BC|=√104

AC=OC-OA

AC=[-6,-4]-[-4,6]

AC=[-2,-10],|AC|=√104

d. Based on the lengths of the sides,the triangle is isosceles

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Lilly takes a train each day to work that averages 35 miles per hour. On her way home, her train ride follows the same path and
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Step-by-step explanation:

1. To find the equation asked, you must add the times:

t_{total}=t_1+t_2

Where t_1 is the time takes Lilly in her path to work and t_2  is the time takes Lilly in her path to home.

2. You must use the following formula of speed and solve for the time

V=\frac{n}{t}

Where n is the distance, V is the speed and t is the time.

3. You know that Lilly takes a train each day to work that averages 35 miles per hour, then, you can write the following expression:

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4. And her train ride follows the same path at 45 miles per hour:

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5. Then, you obtain the following equation:

2.5=\frac{n}{35}+\frac{n}{45}

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3 years ago
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3 years ago
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Answer:

Step-by-step explanation:

Dado:

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