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daser333 [38]
3 years ago
10

Can someone please explain how to find x in this trapezoid

Mathematics
1 answer:
vladimir1956 [14]3 years ago
6 0

Answer:

5x - 20 is the length of the median

The length of the median = (short side + long side) / 2

5x -20 = (2x +6 + 4x + 2) / 2

5x -20 = (6x +8) / 2

10x -40 = 6x + 8

4x = 48

x = 12

Step-by-step explanation:

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The table shows the number of balls, by sport, in the gym. Sports Number of balls Basketball 2 Dodgeball 18 Soccerball 8 Tennis
ankoles [38]

Answer:

Option A is correct.

Step-by-step explanation:

No of Balls in Basketball = 2

No of Balls in Dodge ball = 18

No of Balls in Soccer ball = 8

No of Balls in Tennis ball = 14

\frac{No.\:of\:Soccer\:ball}{No.\:of\:Tennis\:ball}=\frac{8}{14}=\frac{4}{7}

Ratio of Soccer balls to Tennis balls = 4 : 7

⇒ For every 4 Soccer ball, there are 7 Tennis ball.

\frac{No.\:of\:Basket\:ball}{No.\:of\:Dodge\:ball}=\frac{2}{18}=\frac{1}{9}

Ratio of Basket ball to Dodge Ball = 1 : 9

⇒ For every 1 Basket ball, there are 9 Dodge balls.

Therefore, Option A is correct.

6 0
3 years ago
Given the function f(x) = –0.5|2x + 2| + 1, for what values of x is f(x) = 6? x = 6, x = –5 x = 5, x = –5 x = 7, x = –6 no solut
allsm [11]

Answer:

Step-by-step explanation:

This is our absolute function for which we are tasked with finding the values of x that make the whole thing equal 6:

-.5 | 2x + 2 | + 1 = 6. Subtracting 1 from both sides gives us

-.5 | 2x + 2 | = 5. Dividing both sides by -.5 gives us

| 2x + 2 | = -10.

Because absolute value is in fact a distance measure, and one of the 2 things in math that will NEVER be negative is distance, there is no solution to this equation.

4 0
4 years ago
Read 2 more answers
Find the value of x in the isosceles triangle shown below. WILL MARK BRAINLIEST
Tresset [83]

Answer:

from now on don't ask same qn two times or more it would be waste of your points

got it??

6 0
3 years ago
the ratio of red to blue to green marbles is 3:10:4 if there are 39 red and blue marbles altoghether how many green marbles are
Alla [95]

Answer:

3r 10b 4g

red + blue = 39

there are 9 red marbles and 30 blue marbles

green marbles = 30 * 4 / 10 = 12

 

Step-by-step explanation:

6 0
2 years ago
When a window is open, the temperature in a room falls 5ºF every 15 minutes. Before the window is opened, the temperature was ​
AlexFokin [52]

Answer:

The temp fall one degree every 3 min.

5 0
3 years ago
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