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Zigmanuir [339]
3 years ago
12

A child standing 15 feet from the base of a lamppost casts a shadow 5 feet long. If the child is 4 feet tall and walks towards t

he lamppost at a speed of 10 feet per minute, at what rate, in feet per minute, will the length of his shadow be changing?

Mathematics
1 answer:
Ber [7]3 years ago
3 0

Step-by-step explanation:

Below is an attachment containing the solution.

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Find an equation of the plane that is parallel to the xz-plane and is located 11 units to the right of the xz-plane in standard
mina [271]

Answer:

y = 11

Step-by-step explanation:

Since our plane is parallel to the xz plane, the x and z are independent of each other, i.e. they could be anything. So xz plane has an equation of y = 0. So if this plane is located 11 units to the right of the xz plane then its equation must be y = 11.

8 0
4 years ago
PLEASE HELP ME IN MATH
maks197457 [2]

Answer:

BC= 23.0km (nearest tenth)

Step-by-step explanation:

Please see the attached picture for full solution.

6 0
3 years ago
Drag the numbers to complete the following statements.
Nitella [24]

Answer:

Step-by-step explanation:49.5

6 0
3 years ago
Read 2 more answers
A water tank holds 200 gallons but is leaking at a rate of 3 gallons per week. A second water tank holds
vlada-n [284]
200-3w = 300-5w

Where w is the number of weeks

Rearrange and reduce:
-3w + 5w = 300-200
2 w = 100
w = 100/2 = 50 weeks
5 0
3 years ago
Someone please help me !!! i need it by 7:30!! ammm!!!
AveGali [126]

Answer:

LON and MLN are both equal to 126 degrees,

since the angles with the value '4x + 7' and '7x - 35' degrees are equal to each other, you can rewrite it like this:

4x+7=7x-35

now, take the 7x away from both sides:

-3x+7=-35

then, subtract 7 from both sides:

-3x=-42

now, divide both sides by -3:

x=14

now that we know the value of x (14), we can plug it into the expressions.

4(14)+7=63

7(14)=63

add them together to find the angle MLN

and since the opposite angle (LON) is equal to MLN, they both = 126 degrees

hope this helped :)

8 0
2 years ago
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