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Varvara68 [4.7K]
2 years ago
7

Which graph could represent a car that begins by increasing its speed, then travels at a constant speed, and then

Mathematics
1 answer:
topjm [15]2 years ago
7 0

Answer:

The top one would be the answer

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ASAP how do you do this geometry problem?
lana [24]

There is a theorem that states that RT =2TH.

3x - 7 = 2(x + 1)

3x - 7 = 2x + 2

x - 7 = 2

x = 9

8 0
3 years ago
1. The distance in feet that Karina swims in a race is represented by 4d-4, where d is the distance for each lap. What is an exp
Romashka-Z-Leto [24]

Answer:

Step-by-step explanation:

1. 2( 2d + 2)    

2.w + 12

3 0
3 years ago
Given a+b=7 and a-b=3, find the following<br><br> 3^a÷3^b
gulaghasi [49]

Answer:

27

Step-by-step explanation:

a + b = 7

a - b = 3

2a = 10

a = 5

b = 7 - 5

b = 2

3⁵ / 3² = 3³ using law of indices

3³ = 27.

3 0
2 years ago
In the diagram below DE is parallel to XY. What is the value of y?
jeka94

it would be 94 hope this helps

7 0
3 years ago
Read 2 more answers
A right triangle has legs measuring 4.5 meters and 1.5 meters. The lenghts of the legs of a second triangle are proportional to
Eduardwww [97]
We know that
in the first triangle
the ratio of the legs are
4.5/1.5-----> 3

then
case <span>A) 6 m and 2 m ------> ratio=6/3----> 3
so
</span><span>the legs of a second triangle are proportional to the lengths of the legs of the first triangle

</span>case B) 8 m and 5 m ------> ratio=8/5---->1.6
so
the legs of a second triangle are not proportional to the lengths of the legs of the first triangle

case C) 7 m and 3.5 mm ------> ratio=7/3.5---->2
so
the legs of a second triangle are not proportional to the lengths of the legs of the first triangle


case D) 10 m and 2.5 m ------> ratio=10/2.5---->4
so
the legs of a second triangle are not proportional to the lengths of the legs of the first triangle

case E) 11.25 m and 3.75 m ------> ratio=11.25/3.75---->3
so
the legs of a second triangle are  proportional to the lengths of the legs of the first triangle

the answer is
A) 6 m and 2 m
E) 11.25 m and 3.75 m




4 0
3 years ago
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