leiaelizb
leiaelizb leiaelizb
  • 04-05-2018
  • Mathematics
contestada

Can someone please help me with this

Can someone please help me with this class=

Respuesta :

lironica
lironica lironica
  • 04-05-2018
clearly its an isosceles triangle (two sides are equal)

then according to the theorem the third angle which is in front of 21 should be

and we know that sum of 3 angles in triangle is 180

x+x+38=180

2x=142

x=71
Answer Link

Otras preguntas

In the top row of an chessboard, Tom writes the values 1, 2, 4, 8, 16, 32, 64, 128. In the leftmost column, Tom writes the values 1, 3, 9, 27, 81, 243, 729, 2
how does  a star form?
Does an Off-Duty Police Officer have Authority in US?
In the book: A Wrinkle in timeWhat advice, which was given by Mrs. Who, does Charles Wallace forget to follow?A.Only fools are afraid.B.Go off on your own when
Patrick ate 3/5 of a small pizza on Friday night. For lunch on Saturday , he ate 1/2 of the leftover pizza. How much pizza did he eat for lunch on Saturday?
What is the correct term for a release of an ovum in the female reproductive system?
Give 3 examples to show work being done.
how can you simplify 24                                ---                                30
Add the following fractions.3/8 + 5/12 =
how do I solve (3+i)(3-i)