Answer:
The coordinates of the vertices of triangle A'B'C' are 
, 
and 
.
Step-by-step explanation:
According to this statement, triangle ABC must be translated 5 units in the -y direction to form triangle A'B'C'. We need to use the following operations:
(1)
(2)
(3)
If we know that 
, 
and 
, then the new vertices of the rectangle are, respectively:
, ,
Notice the "x" and "y" coordinates
the x-coordinate is well, the cosine value
the y-coordinate is well, the sine value
now the tangent
Answer:
9x+3x=12x
180/12=15
9 x 15= 135
3 x 15= 45
135+45=180
x=15
Step-by-step explanation:
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Answer:
352 cm
Step-by-step explanation:
The circumference of a circle is given by the radius times 2 times π:
2•56•3,14 = 351,68 ≈ 352 cm
