InfinityPro
InfinityPro InfinityPro
  • 04-06-2019
  • Mathematics
contestada

For what value of y must QRST be a parallelogram?
A: 1
B: 2
C: 3
D: 0.5

For what value of y must QRST be a parallelogram A 1 B 2 C 3 D 05 class=

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MathPhys
MathPhys MathPhys
  • 04-06-2019

Answer:

A

Step-by-step explanation:

Diagonals of a parallelogram bisect each other.

3x = 3

x = 1

y = x

y = 1

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Аноним Аноним
  • 04-06-2019

In a parallelogram, the parts in which each diagonal cuts the other are congruent.

This means that we must have

[tex]\begin{cases}3=3x\\x=y\end{cases}[/tex]

From the first equation we can deduce x=1, and thus y=x=1.

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