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creativ13 [48]
2 years ago
6

Alguien que me ayude con esto​

Mathematics
1 answer:
pogonyaev2 years ago
7 0

Answer:

Triangulo: A= h(subindice b)b/2

Cuadrado: A= L×L o A=L^2

Rectangulo: A= b×a

Rombo: A= D×d/2

Romboide: A= b×h

Trapecio: A= (B×b)h/2

Trapezoide: A= b+B/2(h)

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If n(A ∪ B)=49, n(A ∩ B)=24, and n(B)=27, find n(A).
mars1129 [50]

Answer:

46

Step-by-step explanation:

n(A U B)= n(A) + n(B) - n(A ∩ B)

n(A)= n(A U B) - n(B) + n(A ∩ B)=49-27+24 =46

Hope, this helps you.

3 0
2 years ago
In the figure, a∥b and m∠3 = 34°.<br><br> What is the m∠7 ?<br><br> Enter your answer in the box.
solmaris [256]

Answer:

∠7 = 34°

Step-by-step explanation:

Since a and b are parallel lines then

∠3 and ∠7 are corresponding angles and congruent, so

∠7 = ∠3 = 34°

4 0
3 years ago
Mrs. Nevin is making a costume for a school play. She needs a piece of fabric that is greater than 1/2 of a yard but less than 5
Bumek [7]

Answer:

4/7 yards

Step-by-step explanation:

Given that :

Required fabric is > 1/2 but < 5/8

Let required fabric = x

Then ;

Converting the fractions to decimal :

1/2 = 0.5 ; 5/8 = 0.625

0.5 < x < 0.625

3/8 yards = 0.375 ;

4/7 yards = 0.571

3/7 yards = 0.429

2/4 yards = 0.5

0.5 < 0.571 < 0.625

From the options, only 4/7 yards satisfies the condition :

5 0
3 years ago
What does x= in the equation?
vampirchik [111]

Answer:

3.5

Step-by-step explanation:

2x + 5 = 12

-- minues five from both sides --

2x = 7

-- divide both sides by two ---

x = 3.5

<em><u>Please give brainliest. </u></em>

4 0
3 years ago
Hi, I was doing a problem to review for my semester exam in geometry, and I came across a problem that didn't make sense. I know
VARVARA [1.3K]
The answer is its FG
7 0
3 years ago
Read 2 more answers
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