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25-04-2018
Mathematics

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Find the value of x. The diagram is not to scale.
A. x = 15
B. x = 21
C. none of these
D. x = 60

Find the value of x The diagram is not to scale A x 15 B x 21 C none of these D x 60 class=

Respuesta :

25-04-2018

Du to the triangle is an Equilateral triangle, both angles are equal.
Now we have a straight angle RTU which equals 180 degrees so,
<RTS + <STU = 180
5x + 5x -30 = 180
10x = 210
x = 21

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07-08-2019

Answer:

x = 21 i took the test

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