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Tatiana [17]
3 years ago
11

What is the sum of the measures of the interior angles of a decagon?​

Mathematics
1 answer:
Dafna11 [192]3 years ago
4 0

Answer:

1,440 degrees (10 interior angles of 144 degrees)

Step-by-step explanation:

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Un edificio proyecta una sombra de 7.5m.mientras que un arbol que mide 1.6 m de altura proyecta una sombra 1.85 M¿Cual es la alt
sattari [20]

Answer: The height of the building is 6.49 meters.

Step-by-step explanation:

This can be translated to:

"A building projects a 7.5 m shadow, while a tree with a height of 1.6 m projects a shadow of 1.85 m.

Which is the height of the building?"

We can conclude that the ratio between the projected shadow is and the actual height is constant for both objects, this means that if H is the height of the building, we need to have:

(height of the building)/(shadow of the building) = (height of the tree)/(shadow of the tree)

H/7.5m = 1.6m/1.85m

H = (1.6m/1.85m)*7.5m = 6.49m

The height of the building is 6.49 meters.

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2 years ago
I need answer fast..
Novosadov [1.4K]

Answer:

a. Portrays the case of two triangles being equal if two angles and the line between them are equal

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c. The case of two triangles being equal when all lines are equal, compared 2 by 2

5 0
3 years ago
Plsss I need help!!!
mrs_skeptik [129]

Answer:

POSSIBLY  2

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Justin has $7.50 more than Ava and Emma has $12 less than Justin. Together, they have a total of $63.00. How much money does eac
Semmy [17]
Justine > Ava > Emma
12 - 7.5 = 4.5
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63-16.3 = 56.7
56.7/ 3 = 18.9
A: Emma has $ 18.9 Ava has $23.4 Justin has $30.9
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3 years ago
What if the 360 cubic-inch paving stones are 4 inches thick and any whole number length and width are possible? How many differe
AleksAgata [21]
Umm im gonna guess on this one because im not good at math lol
, 3.58?
6 0
3 years ago
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