All categories

3 years ago

State the postulate or theorem you would use to prove each pair of triangles congruent.

Mathematics

1 answer:

Diano4ka-milaya [45]3 years ago

7 0

Answer:

f) Not possible

Step-by-step explanation:

The triangles can be shown to be similar by SAS, but the corresponding sides are not marked as congruent. With the given information, it is not possible to show the triangles are congruent.

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D is the midpoint of CE. E has coordinates (−8, −3), and D has coordinates (2, 3). Find the coordinates of C.

zvonat [6]

$\bf ~~~~~~~~~~~~\textit{middle point of 2 points } \\\\ C(\stackrel{x_1}{x}~,~\stackrel{y_1}{y})\qquad E(\stackrel{x_2}{-8}~,~\stackrel{y_2}{-3}) \qquad \left(\cfrac{ x_2 + x_1}{2}~~~ ,~~~ \cfrac{ y_2 + y_1}{2} \right) \\\\\\ \left( \cfrac{-8+x}{2}~~,~~\cfrac{-3+y}{2} \right)=\stackrel{\stackrel{midpoint}{D}}{(2,3)}\implies \begin{cases} \cfrac{-8+x}{2}=2\\[1em] -8+x=4\\ \boxed{x=12}\\[-0.5em] \hrulefill\\ \cfrac{-3+y}{2}=3\\[1em] -3+y=6\\ \boxed{y=9} \end{cases}$

8 0

3 years ago

Whas the inequality for 21+35=56

Anna11 [10]

Answer:

35 + x > 56

x > 21

Step-by-step explanation:

They need to score more than 21 more points.

Do 56 - 35 and get x, the number of points they now need to make to win.

4 0

3 years ago

Solve the y for the equation 5x-2y=10

eduard

Answer:

y = 5/2x - 5

Step-by-step explanation:

Step 1: Write equation

5x - 2y = 10

Step 2: Solve for <em>x</em>

Subtract 5x on both sides: -2y = 10 - 5x
Divide both sides by -2: y = -5 + 5/2x
Rewrite: y = 5/2x - 5

4 0

4 years ago

Read 2 more answers

3t^8 in standard form

Sunny_sXe [5.5K]

Answer:

that is in standard form?? are u talking about monomials?

Step-by-step explanation:

6 0

3 years ago

What is the median between 1.01 , 0.93, 1.23, 2.01,0.93 0.91

Gnesinka [82]

Answer:

the median is 0.97

Step-by-step explanation:

6 0

4 years ago