piemath
piemath
23-11-2016
Mathematics
contestada
How do you find x in this polygon?
Respuesta :
baabaagreysheep
baabaagreysheep
23-11-2016
(5 - 2) x 180 = 540 = sum of interior angles in pentagon
180 - 42 = 138°
180 - 80 = 100°
110 + 100 + 138 + 2x + x = 540
348 + 3x = 540
- 348
3x = 192
÷ 3
x = 64°
Answer Link
VER TODAS LAS RESPUESTAS ( 13+ )
Otras preguntas
What is the most likely reason that horses in mountain goats hooves
What are two lines in the same plane that intersect at right angles? A) angle B) line segment C) parallel lines D) perpendicular lines
A student pushes a box with a total mass of 50kg. What is the net force on the box if it accelerates 1.5m/s^2?
Why do some people feel anxious in a thunderstorm
0.44 digit in the hundreds place
how do you solve for 3x+6+3x=-18
If you want to feel really well, you should get enough sleep. A. Properly constructed sentence B. Lacks parallel parts C. Comma splice D. Misplaced words
It is easier to read while shaking your head than while shaking the page. why
Which statement about the noble gases is most reliable?
__________ is one of the few industrialized nations that thinks children are legitimate targets for advertisers.
