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Sati [7]
4 years ago
10

Drag the tiles to the boxes to form correct pairs.

Mathematics
2 answers:
Trava [24]4 years ago
6 0

Answer:

Answer in the picture.

andrey2020 [161]4 years ago
4 0

Answer:

(-7)(-1.2)\leftrightarrow 8.4

(-2\frac{1}{2})(-2)\leftrightarrow 5

(2.5)(-2)\leftrightarrow -5

(7)(-1.2)\leftrightarrow -8.4

Step-by-step explanation:

Product rule of signs:

(+)(+) = (+)

(+)(-) = (-)

(-)(+) = (-)

(-)(-) = (+)

Using these signs simplify the given expression.

(-7)(-1.2)=8.4

It means (-7)(-1.2) is equivalent to 8.4.

(-2\frac{1}{2})(-2)=(-\frac{5}{2})(-2)=5

It means (-2\frac{1}{2})(-2) is equivalent to 5.

(2.5)(-2)=-5

It means (2.5)(-2)- is equivalent to -5.

(7)(-1.2)=-8.4

It means (7)(-1.2) is equivalent to -8.4.

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A circle is centered at M (0,0). The point B (-4, square root of 5) is on the circle. Where does the point A (5,-1) lie?
Norma-Jean [14]

Answer: outside the circle

Step-by-step explanation: use pythagorean theorem to check radius of circle using the given points on a circle and see if the radius of the second point matches up using pythagorean theorem. use a graphing calculator to double check.

7 0
4 years ago
Mrs. Simmons gave a history test worth 92 points. There were only two types of questions on it: 2-point true/false questions and
SVETLANKA909090 [29]

Answer:

There are 8 true/false questions and 26  fill-in-the-blank questions.

Step-by-step explanation:

Let "t" be the number of 2-point true/false questions and "f" the number of 5-point fill-in-the-blank questions.

Mrs. Simmons gave a history test worth 92 points. Symbollically,

2 t + 5 f = 92   [1]

There were a total of 34 questions in the test. Symbollicaly,

t + f = 34

t = 34 - f   [2]

If we replace [2] in 1, we get

2 (34 - f) + 5 f = 92

68 - 2 f + 5 f = 92

3 f = 24

f = 8

We replace f = 8 in [2],

t = 34 - 8 = 26

There are 8 true/false questions and 26  fill-in-the-blank questions.

7 0
3 years ago
Ancent egyptians never used a number system true or false
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Bob needs to make a canvas sun shade that covers half of the pool. One side of the pool is 31.22 feet and the other side is 25 f
lidiya [134]
To find the diagonal of the pool, you need to use The Pythagorean Theorem which is a^2 + b^2 = c^2. We need to find c, so we substitute in the sides, and it doesn't matter how we substitute because we are adding positive numbers so the answer will always be the same. So, 31.22^2 + 25^2 = c^2. After we calculate this out we get c^2. To find the diagonal or c, we square root c^2 to get a final answer of 39.9961 or 40 feet
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<h2>Congruent</h2>

it just is

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