Theproblemsolver
Theproblemsolver Theproblemsolver
  • 15-05-2016
  • Mathematics
contestada

please show work thank you

please show work thank you class=

Respuesta :

penfila11Pen
penfila11Pen penfila11Pen
  • 15-05-2016
∠D = 90°
∠E = x
∠F = 2x - 12


Angles in a triangle = 180°
  90 + x + 2x - 12 = 180
  78 + 3x = 180
 -78            -78
   3x = 102

  [tex] \frac{3x}{3} = \frac{102}{3} [/tex]
  3 and 3 cancels out
  
  34 = x

∠E = 34°

∠F = 2x -12
      = 2 × 34 - 12
      = 56°




Answer Link

Otras preguntas

Read the sentence. We (fill) garbage bags with trash from the school playground. What is the correct present participle for the regular verb fill? 1. are fillin
earths curved surface results in uneven heating of the surface. This uneven heating results in in the formation of...
how would you simplify 11/66 and 12/24?
How can you write 72+(8+19) to make it easier to add?
Which of the following countries did not establish colonies in the New World? Select one: a. England b. Spain c. Holland d. Egypt
Who founded the Ottoman Empire? A. Süleyman B. Ismail C. Osman D. Akbar
What is 15/16 times 1/4
What is 15/16 times 1/4
Why is the Bantu migration the most important migration in history
Why did the Egyptians call their king pharaoh? A. The Egyptians borrowed the title from the Sumerians. B. The king wore the Double Crown of Egypt, and the word