jaydenwright
jaydenwright jaydenwright
  • 18-06-2017
  • Mathematics
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2.What is the measure of the unknown angle in the base of this pyramid? 3.What is m

2What is the measure of the unknown angle in the base of this pyramid 3What is m class=
2What is the measure of the unknown angle in the base of this pyramid 3What is m class=
2What is the measure of the unknown angle in the base of this pyramid 3What is m class=
2What is the measure of the unknown angle in the base of this pyramid 3What is m class=

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2683199
2683199 2683199
  • 18-06-2017
Pretend that unknown angle = x
sum of all angles of a triangle = 180 degrees 
55 + 70 + x = 180
125 + x = 180
 x = 180 - 125
 x = 55
 There you go!!!
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