ahadthebestt
ahadthebestt
24-02-2018
Mathematics
contestada
MATH HELP PLEASSEEEE!!!!
Respuesta :
SilverSister
SilverSister
24-02-2018
The sum of the interior angles of a quadrilateral is 360 degrees.
x + 2x + 145 + 80 = 360
3x = 135
x = 45
∠S is 2x, which is 90 degrees
Answer Link
VER TODAS LAS RESPUESTAS ( 71+ )
Otras preguntas
Pls Help I’ll mark brainliest whoever gets this right.
Which of the following refers to a three-day battle in Pennsylvania that proved to be the most decisive battle in the war? a.Antietam b.Gettysburg c.Shiloh d
heyy! i’ll give brainliest please help
Find the equation of a line that is parallel to the line x = 19 point (- 4, 7) and contains the
the greenhouse effect is about?
Find the value of x. If necessary, write your answer in simplest radical form. 12 9
what was the porpose of this image in the South
It takes 24 hours for _______? a.Earth to circle the sun one time b.earth to rotate on its axis one time c. The sun to circle earth one time d.the sun to rotat
Please help :) Evaluate the expressions when x = 10 & y =8. x - 2
heyy! i’ll give brainliest help asap pls
