aliyahmcghee9 aliyahmcghee9

13-10-2016
Mathematics

contestada

A quadrilateral has angles that measure 60°, 95°, and 150°.

What is the measure of the fourth angle?

A.
25°

B.
55°

C.
85°

D.
125°

Respuesta :

olemakpadu olemakpadu

13-10-2016

The sum of angles in a quadrilateral = 360 degrees.

Let the fourth angle be x:

Therefore: 60 + 95 + 150 + x = 360

305 + x = 360

x = 360 - 305

x = 55

Option B. I hope this helps.

Answer Link

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