peaches12345 peaches12345
  • 03-06-2020
  • Mathematics
contestada

please answer in full sentences , and show your work.

please answer in full sentences and show your work class=

Respuesta :

GeorgeBush123
GeorgeBush123 GeorgeBush123
  • 03-06-2020

Answer:

b) ∠4 = m∠U + m∠L

   ∠4 = 25° + 52°

   ∠4 = 77°

Step-by-step explanation:

a) Exterior Angle Theorem. The measure of an exterior angle of a triangle is equal to the sum of the measures of the two non-adjacent interior angles of the triangle.

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