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Fudgin [204]
2 years ago
9

Please help with this math problem! :)

Mathematics
2 answers:
otez555 [7]2 years ago
7 0

Answer:

look at the photo..................

ss7ja [257]2 years ago
3 0

Answer:

x = 4.8 , y = 4

Step-by-step explanation:

Since the triangles are similar then the ratios of corresponding sides are equal, that is

\frac{KJ}{NP} = \frac{KL}{NM} , substitute values

\frac{x}{3} = \frac{8}{5} ( cross- multiply )

5x = 24 ( divide both sides by 5 )

x = 4.8

and

\frac{JL}{PM} = \frac{KL}{NM} , that is

\frac{6.4}{y} = \frac{8}{5} ( cross- multiply )

8y = 32 ( divide both sides by 8 )

y = 4

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Explain how you know 21 over 30 is greater than 2 over 3
Lisa [10]
<span>So we need to explain how we know 21/30 is greater than 2/3. Well lets expand 2/3 by multiplying the numerator and the denumerator by 10. That way we get 20 / 30. Since 21/30 has 1/30 more than 20/30 we can clearly see that 21/30 is greater than 20/30 or 2/3.</span>
4 0
3 years ago
The blue lake trail is 11 3/8 miles long. Gemma has hiked 2 1/2 miles each hour for 3 hours. How far is she from the end of the
melomori [17]
In the question it is given that the length of the blue lake trail is 11 3/8 miles. In the question it is also given that Gemma has hiked for a total time of 3 hours and each hour she has hiked 2 1/2 miles.
Now coming to solving the problem we get:
Total length of blue lake trail = 11 3/8 miles
                                             = 91/8 miles
Distance hiked by Gemma in 1 hour = 2 1/2 miles
                                                           = 5/2 miles
Then the total distance hiked by Gemma in 3 hours = (5/2) * 3
                                                                                   = 15/2 miles
The distance left to cover the full trail = (91/8) - (15/2) miles
                                                            = (91 - 60)/8 miles
                                                             = 31/8 miles
                                                             = 3 7/8 miles.
So Gemma is 31/8 miles or 3 7/8 miles from the end of the trail.
7 0
3 years ago
Look at image. reflection across y= -2​
Annette [7]

Answer:

S is -2,-3   r -3,-4   R  0,-5

Step-by-step explanation:

is the reflection points :)

6 0
3 years ago
The base of a rectangular prism is side is 7 and 5 inches long height is 10 inches what are two equations to find volume
gogolik [260]

Answer:

350 cubed inches

Step-by-step explanation:

Ⓗⓘ ⓣⓗⓔⓡⓔ

Well, we know the formula for volume is L*H*W

L=7 in

H=5 in

W=10 in

7*5*10=350 cubed inches

(っ◔◡◔)っ ♥ Hope this helped! Have a great day! :) ♥

BTW, brainliest would be greatly appreciated, I only need one more before I advance, thanks!

5 0
3 years ago
The population of a certain species of insect is given by a differentiable function P , where P(t) is the number of insects in t
Dmitriy789 [7]

Answer:

Option C, dP/dt=1/5P

Step-by-step explanation:

The change is population of insects is directly proportional to the rate of change of population

Hence,

\frac{dP}{dt} \alpha P

Or \frac{dP}{dt} = kP

where K is the proportional constant

We will find the value of k

Keeping the given values of rate of change of population and population in above equation, we get -

\frac{2}{10} = k\\k = \frac{1}{5}

Hence,

\frac{dP}{dt} = \frac{1}{5} P

3 0
3 years ago
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