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Tju
5 days ago
14

The graph of a quadratic relationship is in the shape of a parabola. Parabolas are symmetric arcs and are useful for modeling re

lationships such as the height of a projectile over time or the curve of the cables on a suspension bridge.
Think about where you have seen a parabolic arc in real life. What unique features did it have, and where did you see symmetry in the relationship?
Mathematics
You might be interested in
Determine if JK and LM are parallel ,perpendicular, or neither. J(13,-5) K(2,6) L(-1,-5) M(-4,-2)
tester [12383]

Answer:

The lines are parallel

Step-by-step explanation:

it's established that

To find the slope between two points, we use the formula

m=\frac{y2-y1}{x2-x1}

Keep in mind

If lines are parallel, their slopes must be identical

When lines are perpendicular, their slopes are negative reciprocals (the product equals -1)

step 1

Determine the slope of JK

we have

J(13,-5),K(2,6)

insert the values

m=\frac{6+5}{2-13}

m=\frac{11}{-11}

m_J_K=-1

step 2

Compute the slope of LM

we have

L(-1,-5),M(-4,-2)

insert the values

m=\frac{-2+5}{-4+1}

m=\frac{3}{-3}

m_L_M=-1

step 3

Analyze the slopes

m_J_K=-1

m_L_M=-1

thus

m_J_K=m_L_M

hence

The lines are parallel

7 0
2 months ago
Jake and Maddie each take the closest path from their homes to the store. Based on the picture below, what is the approximate di
Zina [12379]
To address this issue, the procedure below should be utilized:

 1- The Law of sines can be applied as follows:

 The unknown angle can be determined by: 180°-65°-45°=70°

 - The <span>distance Jake travels to the store is:

 30/Sin(70°)=x/Sin(45°)
 x=22.57

 - The distance Maddie travels to the store is:

 </span>30/Sin(70°)=y/Sin(65°)
<span> y=28.93

 - The difference calculated is: 6.36

Thus, the result shows that the difference is 6.36 m.</span>
5 0
2 months ago
Read 2 more answers
If m&lt;9=97° and m&lt;12=114°, find each measure. I have to show my work.
Leona [12618]

Solution/Step-by-step breakdown:

Information provided:

m<9 = 97°

m<12 = 114°

a. m<1 = m<9 because they are corresponding angles, which are equal.

m<1 = 97° (using substitution)

b. m<2 + m<1 = 180° (since they form a linear pair)

m<2 + 97° = 180° (substitute the value)

m<2 = 180 - 97 (subtracting 97 from both sides)

m<2 = 83°

c. m<3 = m<11 (as they are corresponding angles)

m<11 + m<12 = 180° (linear pair)

m<11 + 114° = 180° (substituting the known angle)

m<11 = 180 - 114

m<11 = 66°

m<3 = m<11 = 66°

d. m<4 + m<3 = 180° (linear pair)

m<4 + 66° = 180° (substituting the known angle)

m<4 = 180 - 66

m<4 = 114°

e. m<5 = m<2 as vertical angles are equal.

m<5 = 83° (using substitution)

f. m<6 = m<1 (vertical angles are equal)

m<6 = 97° (using substitution)

g. m<7 = m<4 (as vertical angles are equal)

m<7 = 114° (using substitution)

h. m<8 = m<3 (due to vertical angles being equal)

m<8 = 66° (using substitution)

i. m<10 = m<2 (corresponding angles are equal)

m<10 = 83° (using substitution)

j. m<11 = m<3 (because they are vertical angles)

m<11 = 66° (using substitution)

k. m<13 = m<5 (corresponding angles)

m<13 = 83° (applying substitution)

l. m<14 = m<9 (as vertical angles)

m<14 = 97° (applying substitution)

m. m<15 = m<12 (as vertical angles)

m<15 = 114° (applying substitution)

n. m<16 = m<11 (because they are vertical angles)

m<16 = 66° (applying substitution)

3 0
2 months ago
I need to know how to factor 16a4-b4
babunello [11817]
This represents a difference of squares:

(16a^4 - b^4)

= (4a^2 + b^2)(4a^2 - b^2)

Furthermore, the second bracket can be simplified as it is also a difference of two squares:

(4a^2 + b^2)(4a^2 - b^2)

= (4a^2 + b^2)(2a - b)(2a + b)
5 0
1 month ago
Read 2 more answers
Jun and deron are applying for summer jobs at a local restaurant. after interviewing them, the restaurant owner says, "the proba
tester [12383]
<span>As the restaurant owner, The likelihood of hiring Jun is 0.7 => p(J) The likelihood of hiring Deron stands at 0.4 => p(D) The chance of hiring at least one of them is 0.9 => p(J or D) We can formulate the probability equation: p(J or D) = p(J) + p(D) - p(J and D) => 0.9 = 0.7 + 0.4 - p(J and D) p(J and D) = 1.1 - 0.9 = 0.2 Thus, the probability that both Jun and Deron are hired is 0.2.</span>
6 0
2 months ago
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