elijahvavilin elijahvavilin

13-03-2019
Mathematics

contestada

Given that ABCD is a rhombus, what is the value of x?

A. 28
B. 56
C. 48.5
D. 18
E. 36
F. Cannot be Determined

Given that ABCD is a rhombus what is the value of x A 28 B 56 C 485 D 18 E 36 F Cannot be Determined class=

Respuesta :

sqdancefan sqdancefan

13-03-2019

Answer:

D. 18

Step-by-step explanation:

∠DAC ≅ ∠BCA and the diagonals cross at right angles, so the two marked angles are complementary.

(5x -18) +x = 90

6x = 108 . . . . . . . . . simplify, add 18

x = 18 . . . . . . . . . . . divide by 6

Answer Link

nicolagesumaria nicolagesumaria

20-05-2021

Answer:

18

Step-by-step explanation:

Answer Link

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