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puteri [66]
3 years ago
10

Jeff can paint 28 square feet every 15 minutes. Angela can paint 115 square feet every hour. Who can paint faster, and by how ma

ny square feet per hour?
Mathematics
1 answer:
Reil [10]3 years ago
7 0

Answer:

Angela by 3 sf per hour

Step-by-step explanation:

60÷15=4

28×4=112

115-112=3

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The midpoint, M , of segment AB has coordinates (2,−1) . If endpoint A of the segment has coordinates (−3,5) , what are the coor
lbvjy [14]

the coordinates of endpoint B are (7,7)

Answer:

Solution given:

M(x,y)=(2,-1)

A(x_{1},y_{1})=(-3,5)

Let

B(x_{2},y_{2})=(a,b)

now

by using mid point formula

x=\frac{x_{1}+x_{2}}{2}

$ubstituting value

2*2=-3+a

a=4+3

a=7

again

y=\frac{y_{1}+y_{2}}{2}

$ubstituting value

-1*2=5-b

b=5+2

b=7

the coordinates of endpoint B are (7,7)

8 0
3 years ago
Complete the solution of the equation. Find the value of y when x equals 15.
GuDViN [60]
So first, we want to substitute in 15 to all the x variables.

So,

3x - 8y = 5

Becomes

3 * 15 - 8y = 5

Or, 

45 - 8y = 5

So here, you can subtract 45 from both sides to move all like terms to one side.

-8y = 5 - 45

And then simplify:

-8y = -40

Then divide both sides by -8

y = 5
4 0
3 years ago
Read 2 more answers
What is the measure of angle 1?
olga55 [171]

Answer:

116 degrees

Step-by-step explanation:

180 - (26 + 90)

180 - 116 = 64 degrees

180 - 64 degrees = 116 degrees

Angle 1 = 116 degrees

Hope that helps!

8 0
3 years ago
Read 2 more answers
FIND NTH TERM QUICKEST IN GETS BRAINLIEST
patriot [66]
Answer is 13 because the numbers are increasing though odd numbers that are also increasing if that makes sense.

It’s going from 4 > 9 > 16 > 25 > 36

so from 4-9 it adds 5 and from 9-16 it adds 7 and goes on so that’s it’s like

+5 > +7 > +9 > +11

sorry if it doesn’t make good sense
4 0
3 years ago
What’s the circumference, to this problem ?
Dafna11 [192]

Answer:

The formula to get the circumference of a circle is C=2*\pi * r but in this case we see that a diameter is being used therefore we can get rid of the 2 and the r because that is what the diameter and just replace d into there like this C=d*\pi.

We can then input the value and we get that C=1*\pi which then just narrows down to C=3.142.

<u><em>Hope this helps!  Let me know if you have any questions</em></u>

7 0
2 years ago
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