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matrenka [14]
3 years ago
12

PLEASE I NEED HELP, ILY ILL GIVE 30 POINTS

Mathematics
1 answer:
Novosadov [1.4K]3 years ago
7 0

Answer:

Question 1:

The angles are presented here using Autocad desktop application

The two column proof is given as follows;

Statement                   {}                             Reason

S1. Line m is parallel to line n       {}            R1. Given

S2. ∠1 ≅ ∠2                   {}                            R2. Vertically opposite angles

S3. m∠1 ≅ m∠2                    {}                     R3. Definition of congruency

S4. ∠2 and ∠3 form a linear pear      {}      R4. Definition of a linear pair

S5. ∠2 is supplementary to ∠3 {}      R5. Linear pair angles are supplementary

S6. m∠2 + m∠3 = 180°              {}                Definition of supplementary angles

S7. m∠1 + m∠3 = 180°              {}                 Substitution Property of Equality  

S8. ∠1 is supplementary to ∠3           {}      Definition of supplementary angles

Question 2:

(a) The property of a square that is also a property of a rectangle is that all the interior angles of both a square and a rectangle equal

(b) The property of a square that is not necessarily a property of all rectangles is that the sides of a square are all equal, while only the length of the opposite sides of a rectangle are equal

(c) The property of a rhombi that is also a property of a square is that all the sides of a rhombi are equal

(d) A property of a rhombi that is not necessarily a property of all parallelogram is that the diagonals of a rhombi are perpendicular

(e) A property that applies to all parallelogram is that the opposite sides of all parallelogram are equal

Step-by-step explanation:

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Need this, please. real fast
e-lub [12.9K]

Answer:

y=(-9/5)x-3

Step-by-step explanation:

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8 0
3 years ago
The graphs of f(x) = (two-thirds) Superscript x and g(x) = (two-thirds) Superscript x minus 2 are shown below. On a coordinate p
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You are ordering a sub for lunch.A basic sub (cheese and one meat )costs $5 and and each additional topping costs $0..45. If you
Mrrafil [7]
5 toppings.

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6 0
3 years ago
Using the quadratic formula, solve 0 = 2x² - 10x + 7<br> Give each of your answers to 2 d.p.
xenn [34]

Answer:

\sf \: x =  \frac{5}{2}  +   \frac{ ± 1}{2} \sqrt{11}

Step-by-step explanation:

Let's solve your equation step-by-step.

0=2x²−10x+7

Step 1: Subtract 2x^2-10x+7 from both sides.

0−(2x²−10x+7)=2x²−10x+7−(2x²−10x+7)

−2x²+10x−7=0

For this equation: a=-2, b=10, c=-7

−2x²+10x+−7=0

Step 2: Use quadratic formula with a=-2, b=10, c=-7.

\sf \: x =  \frac{ - b ± \sqrt{ {b}^{2}  -  4ac }  }{2a}

\sf \: x =  \frac{ - (10)± \sqrt{ {10}^{2} - 4( - 2)( - 7) } }{2( - 2)}

\sf \: x =  \frac{ - 10 ± \sqrt{44}  }{ - 4}

\sf \: x =  \frac{5}{2}  +   \frac{ ± 1}{2} \sqrt{11}

5 0
1 year ago
I need help with this i cant cuaet understand it well.​
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Answer & Step-by-step explanation:

C = 2πr

3) 2π(53) ≈ 197.9

4) 2π(35) ≈ 219.9

5) 2π(21.5) ≈ 135

I'll let you formulate the last one :)

7 0
3 years ago
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