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rewona [7]
2 years ago
10

Using the midpoint formula find BC if B(8,-7) and C(-4,-2)

Mathematics
1 answer:
arsen [322]2 years ago
6 0

Answer:

(2, -4.5)

Step-by-step explanation:

Used midpoint formula

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Combine the like terms of the expression (8 + 6x) + (-4 + 9c). Explain how you simplified the expression in each step. * pls hel
Delicious77 [7]

Answer: 6x+9c+4

Step-by-step explanation:  (8 + 6x) + (-4 + 9c)

                                              8+6x-4+9c

                                              6x+9c+8-4

                                              6x+9c+4

8 0
3 years ago
Please help as soon as possible!
AnnZ [28]

Answer:

D

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

To calculate m use the slope formula

m = ( y₂ - y₁ ) / (x₂ - x₁ )

with (x₁, y₁ ) = (3, 6) and (x₂, y₂ ) = (8, 4)

m = \frac{4-6}{8-3} = - \frac{2}{5}, hence

y = - \frac{2}{5} x + c ← is the partial equation

To find c substitute either of the 2 points into the partial equation

Using (8, 4), then

4 = - \frac{16}{5} + c ⇒ c = 4 + \frac{16}{5} = \frac{36}{5}

y = - \frac{2}{5} x + \frac{36}{5} ← equation of line

6 0
2 years ago
Read 2 more answers
5*213 is a 5 digit number replace the * number by smallest digit to make them divisible by 3​
Elina [12.6K]

Answer:

1

Step-by-step explanation:

that is the answer

because 51213÷3=17071

7 0
2 years ago
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Help Pls! I need this fast!
lesya [120]

Answer: 36

Step-by-step explanation:

\overline{AB} \cong \overline{BC} (Triangle ABC is isosceles)

m\angle CAB=m\angle CBA=30^{\circ} (base angles of an isosceles triangle are congruent)

\angle MCB=90^{\circ} (In triangle CMB, angles in a triangle add to 180 degrees)

\angle ACM=30^{\circ} (triangle sum theorem)

MB=24 (30-60-90 triangle CMB)

AB=12 (sides opposite congruent angles in a triangle are congruent)

AB=36 (segment addition postulate)

3 0
2 years ago
List multiples of <img src="https://tex.z-dn.net/?f=%5Cfrac%7B5%7D%7B8%7D" id="TexFormula1" title="\frac{5}{8}" alt="\frac{5}{8}
Mila [183]

Answer:

5/8

                 10/8 = 1 2/8 = 1 1/4

                 15/8 = 1 7/8

                 20/8 = 2 4/8 = 2/1/2

Step-by-step explanation:

 DO NOT multiply both the numerator and the denominator by the same value.

6 0
2 years ago
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