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IgorC [24]
3 years ago
11

3. Find the measure of side DF. See image below.

Mathematics
1 answer:
ad-work [718]3 years ago
4 0

Answer:

d. 5.25

Step-by-step explanation:

make it into two fractions: 6/8 = x/7

solve for x by cross multiplying.

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What number needs to be added to 5 and 3 so that the ratio of the first number to the second
Mashcka [7]

Answer:

3

Step-by-step explanation:

Choose a variable to represent the number to be added to 5 and 3.

\frac{5+x}{3+x}=\frac{4}{3}

"Cross-multiply."

3(5+x)=4(3+x)\\\\15+3x=12+4x\\\\15=12+x\\\\3=x

Check:  The ratio of 5+3 to 3 + 3 is 8:6, equal to the ratio 4:3.

5 0
3 years ago
WILL GIVE BRAINLIEST Pump it Up gym's daily revenue each can be modeled by R(x) = 5x where x represents the number of customers
Alexxx [7]

Answer:

P(x) = 3x - 150

Step-by-step explanation:

Step-by-step explanation:

P(x) = R(x) - C(x)

Given:

R(x) = 5x

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P(x) = 5x -(2x+150)

P(x) = 5x - 2x -150

P(x) = 3x - 150 <- Answer

6 0
3 years ago
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Find the slope of the line that passes through (2, 3) and (4, 4).
GuDViN [60]
For me cross multiplying works really well.
3 0
3 years ago
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Which graph represents the solution set to the system of inequalities? Please help thank you!
Greeley [361]

Answer:

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6 0
3 years ago
Enter the coordinates of the point
agasfer [191]

Answer: (\frac{\sqrt{3} }{2} ,-\frac{1}{2} )

Step-by-step explanation:

this forms a 30 degree reference angle

and this is in the 4th quadrant

When the angle is 30 degrees, the coordinates are:

(\frac{\sqrt{3} }{2} ,-\frac{1}{2} )

6 0
2 years ago
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