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solong [7]
3 years ago
6

A 12- V battery powers a series circuit that contains two lightbulbs. The voltage across one of the lightbulbs is 8 V. What frac

tional part of the circuits total energy is transformed in the second lightbulb?
Mathematics
1 answer:
Alisiya [41]3 years ago
8 0

Answer:

1/3

Step-by-step explanation:

12-8=4

4/12 = 1/3

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Garth is building a square shaped frame for a mirror. The area of the mirror is 144 square inches. How long is each side of the
Paha777 [63]

Answer: 12 inches

Step-by-step explanation:

This is a square shaped mirror which means that it takes the shape of a square.

All sides on a square are equal and because the way the find the area of a square is to multiple the Length by the Width, you would be squaring the same number to find the area.

Length of each side = √area

= √144

= 12 inches

8 0
3 years ago
A disk in the shape of a circle has a diameter of 64 millimeters. what is the radius of the disk?
aleksandrvk [35]

Answer:

the radius is 32

Step-by-step explanation:

the radius of a circle is half the diameter

hope this helps

8 0
3 years ago
Read 2 more answers
What is -2f + 4/5f ?
Mademuasel [1]
8-4/5f=-14-2f
Multiply both sides by 5
40-4f=-70-10f
Move variable to left and change signs
-4f+10f=-70-40
Combine like terms
6x=-70-40
6f=-110
Divide both sides by 6
F=-55/3
7 0
2 years ago
Derive an equation d = acos(bt) for the displacement d (in feet) in relation to sea level of a piece of cloth tied to a water wh
Alisiya [41]

Answer:

hjjhbvbyj

Step-by-step explanation:

a=10

b=pi/12

d=10cos(pi/12t)

t=6

d=5

4 0
4 years ago
If f(x) = -4 what does f(3) equal?
tigry1 [53]
Let's solve your equation step-by-step.<span><span>
f<span>(3)</span></span>=<span>−4</span></span>
Step 1: Simplify both sides of the equation.<span><span>
3f</span>=<span>−4</span></span>
Step 2: Divide both sides by 3.<span><span><span>
3f/</span>3</span>=<span><span>−4/</span>3</span></span><span>
f=<span><span>−4/</span>3</span></span>
Answer:<span>f=<span><span>−4/</span><span>3

-Hope this helped

if you legit just meant f(3)
that would be
3f

</span></span></span>
4 0
3 years ago
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