addietaylor8 addietaylor8

06-10-2021
Mathematics

contestada

A is the midpoint of XY. use the diagram belowe to find x, XA, AY, and XY.
A to Y is 12x - 15
X to A is 9x
X=?
XA =?
AY =?
XY =?

Respuesta :

sqdancefan sqdancefan

06-10-2021

9514 1404 393

Answer:

XA = 45
AY = 45
XY = 90

Step-by-step explanation:

Since A is the midpoint of XY, we have XA = AY:

9x = 12x -15

15 = 3x

5 = x

XA = 9x = 45

AY = 12x -15 = 60 -15 = 45

XY = 45 +45 = 90

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