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Rashid [163]
3 years ago
11

Angle measures and segment lengths.

Mathematics
1 answer:
liq [111]3 years ago
8 0

Answer:

x = 12 cm

Step-by-step explanation:

Based on the tangent and secant theorem,

8² = 4(4 + x)

Solve for x

64 = 16 + 4x

Subtract 16 from both sides

64 - 16 = 4x

48 = 4x

Divide both sides by 4

48/4 = 4x/4

12 = x

x = 12

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Question will save this response.
serg [7]

Answer:

r=\dfrac{PV}{nT}

Step-by-step explanation:

The given equation is :

PV=nrT

Where

P is pressure

V is volume

n is no of moles

r is Gas constant

T is temperature

We need to solve the above equation for r.

Dividing both sides of the above equation by (nT). So,

\dfrac{PV}{nT}=\dfrac{nrT}{nT}\\\\r=\dfrac{PV}{nT}

So, the value of r is equal to \dfrac{PV}{nT}.

6 0
3 years ago
Hello can you please help me posted picture of question
ankoles [38]
Equation of the given line is:

y = 3x + 2

Slope of the line = m = 3

Since we are to find equation of line parallel to this line, the slope of new line will be the same as slope of parallel lines is the same.

So we are to find a line with slope 3 and passing through the point (10,1). Using the point-slope form of equation we can write:

y - 1 = 3(x - 10)
y = 3x - 30 + 1
y = 3x - 29
⇒
- 3x + y = 29

So option C gives the correct equation of the line.
8 0
3 years ago
Greg invested $6000 in a bond with a yearly interest of 4%. His total interest on his investment was $1200. What was the length
kow [346]

Answer:

5 years

Step-by-step explanation:

First, converting R percent to r a decimal

r = R/100 = 4%/100 = 0.04 per year,

then, solving our equation

t = 1200 / ( 6000 × 0.04 ) = 5

t = 5 years

The time required to

accumulate simple interest of $ 1,200.00

from a principal of $ 6,000.00

at an interest rate of 4% per year

is 5 years.

8 0
3 years ago
How to find the perimeter of the polygon with the given vertices
ziro4ka [17]
You would add all the sides together

4 0
3 years ago
PLEASE HELP ME
Ratling [72]
The answer should be 2.5, because you are cutting the value that they gave you in half
8 0
4 years ago
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