Theproblemsolver
Theproblemsolver
15-05-2016
Mathematics
contestada
please show work thank you
Respuesta :
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
VER TODAS LAS RESPUESTAS ( 15+ )
Otras preguntas
According to the United Nations, how many people lack access to safe drinking water?
Selective colleges choose to have in-person meetings to learn more about the applicants. These meetings are called
GIVING BRAINLIEST It is a good idea to make ____________ in your mind to help you remember data easily
Which parts of this excerpt from Christopher Marlowe’s The Tragical History of Doctor Faustus bring out the theme of forbidden knowledge?
if JM=5x and LM= 2x -6, which expression represents JL
When he did speak, it was in a monotone, his eyes fixed elsewhere. How does the word monotone affect the tone of this excerpt?
nicole mixes 2 tins of red paint with 3 tins of white. she needs 15 tins of paint altogether. how many tins of red paint does she need
Thirty-five percent of what number is 10.5?
How many lines of symmetry does a regular polygon with 22 sides have
which of these is an example of child neglect? A. A child is made to wait 20 minutes before watching a movie. B. A child is cared for by his grandparent. C. A c