vibessslol21 vibessslol21
  • 08-12-2020
  • Mathematics
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Will mark brainliest !!!!!!!!!!!!!! Answer correctly please !!!!!!!!!!!!!!!!!!!!!

Will mark brainliest Answer correctly please class=

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Imstillhuman
Imstillhuman Imstillhuman
  • 08-12-2020

Answer:

x = 39

Step-by-step explanation:

The square on the angle means that angle is 90 degrees, also known as a right angle. A triangle is 180 degrees so all the sides added together is 180:

51 + 90 + x = 180

141 + x = 180

x = 39

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