holacoma holacoma

18-11-2020
Mathematics

contestada

Pls help I will give brainliest . The answer choices are
x=45, y=90
x=45, y=25
x=57, y=25
x=57, y=90

Pls help I will give brainliest The answer choices are x45 y90 x45 y25 x57 y25 x57 y90 class=

Respuesta :

lilbrother867 lilbrother867

18-11-2020

Answer:

The answer is B

Step-by-step explanation:

Answer Link

mhanifa mhanifa

18-11-2020

Answer:

C. x = 57, y = 25

Step-by-step explanation:

∠LKU = 1/2∠EKU ⇒ ∠LKU = 1/2(90°) = 45°

(x - 12)° = 45°
x = 57°

∠KCE = 90° as diagonals of a square are perpendicular

(4y - 10)° = 90°
4y = 100°
y = 100°/4
y = 25°

Correct option is C. x = 57, y = 25

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