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fgiga [73]
3 years ago
9

Please help me with this!

Mathematics
1 answer:
MrRissso [65]3 years ago
4 0
Should be letter C to question
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A cyclist travels 5.8 km in 30 minutes. <br> What is his average speed in km/h?
Mila [183]

Answer:

11.6km/hr

Step-by-step explanation:

You need to double 30 minutes to get an hour, so do the same with the distance.

5.8*2=11.6 km

11.6km/hr

6 0
2 years ago
Write an equation perpendicular to the line y=3/2x-2 that goes through (-4,3)
Goryan [66]

Answer: y=-2/3x-2/3

Step-by-step explanation:

concept to know: two lines that are perpendicular has opposite reciprocal slopes.

y=-2/3x+b

in order to find b or the y-intercept, we need to plug in a point

3=-2/3(-4)+b

3=8/3+b

b=-2/3

y=-2/3x-2/3

Hope this helps!! :)

4 0
3 years ago
I need help with 5! Please and thank you!!
11111nata11111 [884]

Answer:

116.87

Step-by-step explanation:

c=

c = \pi \:  \: r = 2 \times \pi \times 18.6 = 116.87

6 0
3 years ago
Solve the equation -6 = -9 - 3x for x
Xelga [282]

Answer:

-6= - 9 - 3x

3x = -9 + 6

3x = - 3

Therefore x = -1

3 0
3 years ago
Help me out pls and give me the right answers it a quiz
emmainna [20.7K]

Answer:

A and C

Step-by-step explanation:

B has a solution and D is 0. A and C are the only ones with no solution.

5 0
2 years ago
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