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Basile [38]
3 years ago
15

Can someone help me out in these 3 questions??

Mathematics
1 answer:
alisha [4.7K]3 years ago
5 0

Answer:

I'm not completely sure about the first one, but #8 is 0.0419, and #9 is 30500.

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At a currency exchange, 11 U.S. dollars can be exchanged for 10 Euros. How many Euros will you receive for 1 U.S. dollar?
boyakko [2]
You are given
.. 11 dollars = 10 euros

Divide this equation by 11 to find the euro value of 1 dollar
.. 1 dollar = 10/11 euros

About 0.91 euros


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The decimal equivalent of 10/11 is the repeating decimal fraction 0.909090...
4 0
3 years ago
Resuelve las siguientes ecuaciones
N76 [4]

Answer:


Step-by-step explanation:


3 0
2 years ago
Two intersecting lines will form how many pairs of congruent angles?
HACTEHA [7]
Two intersecting lines will form 2 pairs of congruent vertical angles. Congruent angles have the same angle measure and vertical angles are opposite angles formed by two intersecting lines. Hope this helps.
7 0
3 years ago
Which of the following statements is true if m∠E = m∠Y and m∠F = m∠X?
mars1129 [50]

Answer:

segment FE over segment XY equals segment EG over segment YZ equals segment GF over segment ZX

Step-by-step explanation:

see the attached figure to better understand the problem  

we know that  

If m∠E = m∠Y and m∠F = m∠X  

then  

Triangles EFG and YXZ are similar by AA Similarity Theorem  

Remember that  

If two figures are similar, then the ratio of its corresponding sides is proportional and its corresponding angles are congruent  

In this problem  

The corresponding sides are  

FE and XY  

EG and YZ  

GF and ZX  

so therefore  

segment FE over segment XY equals segment EG over segment YZ equals segment GF over segment ZX Firstly , let us learn about trigonometry in mathematics.  

Suppose the ΔABC is a right triangle and ∠A is 90°.  

sin ∠A = opposite / hypotenuse

cos ∠A = adjacent / hypotenuse

tan ∠A = opposite / adjacent

Let us now tackle the problem!  

A similar triangle has the same angle, in other words the triangle has the same shape but different sizes.  

From the figure in the attachment , we can conclude that:  

m∠E = m∠Y  

m∠F= m∠X  

m∠G = m∠Z  

∴ ΔEFG ~ ΔYXZ  ( ΔEFG is similar to ΔYXZ )    

Because of the similarity , then:  

FE : XY = EG : YZ = GF : ZX  

Conclusion:

ΔFG is similar to ΔYXZ.  

Segment FE over segment XY equals segment EG over segment YZ equals segment GF over segment ZX , i.e:    

Keywords: Sine , Cosine , Tangent , Opposite , Adjacent , Hypotenuse , Triangle , Fraction , Lowest , Function , Angle

3 0
2 years ago
Read 2 more answers
Approximate square root of 83 to to the nearest integer.
frez [133]

Answer:

9.1

Step-by-step explanation:

3 0
2 years ago
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