bjlvyvggdnnooe555
bjlvyvggdnnooe555 bjlvyvggdnnooe555
  • 02-04-2021
  • Mathematics
contestada

math question pls help me

math question pls help me class=

Respuesta :

zidaneboussofi2005
zidaneboussofi2005 zidaneboussofi2005
  • 02-04-2021

Answer:

A. 45°

Step-by-step explanation:

The sum of all the angles in a quadrilateral must be 360. This means that you need to subtract 135, 90, and 90 from 360 to get the unknown angle.

360 - 90 - 90 - 135 = 45°

Answer Link

Otras preguntas

Rachel and David share 40 biscuits between them in the ratio 2:3, How many biscuits do they each get?
What is the solution: (9x+2)(4x^2+35x-9)=0
All of the following are types of lyric poetry except; A. tankas. B. ballads. C. sonnets. D. madrigals.
A particle travels in a circle of radius 82 cm and with a centripetal acceleration of 4.7 m/s2. How long does the particle take to complete one revolution?
A movie starts at 7:00 pm and lasts 108 minutes. What time does the movie end?
What were the reasons for the failure of the League Nations?
Which characteristic is shared by sonnets and haiku?
Perimeter of a square with an area of 81cm2
The statement, "right angles measure 90 degrees," is an example of: A postulate A definition A theorem A conjecture
in a parallelogram one angle is 9 times the size of another. find the measures of the angles