3 years ago

For each of the following quadrilaterals, Select all the properties that must be true.

Mathematics

1 answer:

OleMash [197]3 years ago

8 0

Answer:

1) two pairs of parallel sides

2) four right angles and all sides congruent

3) all sides congruent

Step-by-step explanation:

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Plz help on these plz plz plz

HACTEHA [7]

This looks like a science lab you have to do on your own

8 0

3 years ago

3. The ordered pair (10, 5) is a solution to which system of equations?

icang [17]

Answer:

13x+y=135

2x+2y=30

because when you substitute x (10) and y(5) you come out with the answer given to the equation

6 0

2 years ago

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Mount St. Helen’s is 2549.652 meter above sea level. What is Donald he height in feet ( 1 foot=.3048 meters)

galben [10]

Answer: 8365 meters.

Step-by-step explanation:

To solve this problem you must apply the proccedure shown below:

1. You have the following information given in the exercise:

- Mount St. Helen’s is 2549.652 meter above sea level.

- 1 foot=0.3048 meters

2. Let's call x the height in feet, therefore, you have:

$x=\frac{(1ft)(2549.652m)}{0.3048m}\\x=8365m$

8 0

3 years ago

The ratio of the radii of two spheres is 2:5. The volume of the smaller sphere is 192 in3. What is the volume of the larger sphe

Evgen [1.6K]

Ratio of volumes is 2^3:5^3 or 8:125 192/V = 8/125 V = 3000 in^3

4 0

3 years ago

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11. Delila is multiplying three negative numbers and determines that the solution will be negative. Is she correct or incorrect?

Gre4nikov [31]

Answer: CORRECT

Step-by-step explanation: Because any negative number will be positive when multiplied together but since there are 3 negative number the 3rd negative will always negate the positive so therefore Delila is correct

8 0

2 years ago