sabah17 sabah17

01-06-2018
Mathematics

contestada

abcd and efg are parallel lines. BC=CF. Angle BFE=70°. work out the size of angle x with reasons

abcd and efg are parallel lines BCCF Angle BFE70 work out the size of angle x with reasons class=

Respuesta :

alarisaT alarisaT

01-06-2018

CBF = BFE (interior angles)
CBF = CFB = 70° (isosceles triangle, BC = BF)
CBF + CFB + BCF = 180° (summation of all angles in a triangle always equals 180°)
so we have : 70° + 70° + x = 180°
so x= 40°

Answer Link

Otras preguntas

grain is stored in cylindrical structures called silos. which is the best estimate for the volume of a silo with a diameter of 12.3 feet and a height of 25 feet

What is the fluid that fills the nucleus called?

which transformation preserves similarity between the preimage and image, but does not preserve congruence

What is the fluid that fills the nucleus called?

In the early 19th century, Americans sought to resolve their political disputes through compromise, yet by 1860 this no longer seemed possible. Analyze the reas

An increase in which of the following areas created a decline in labor union membership? automobile manufacturing coal mining steelmaking service industry

the flight of an aircraft from toronto to montrel can be modelled by he relation h=-2.5t2+200t where t is the time, in minutes, and h is the height in metre

Which is a theme of the Iliad? A. History is written by those who win great conflicts. B. True heroes have no weaknesses. C. Do the best you can with the time y

Saint Patrick’s accomplishments in Ireland are known because __________.

what is longitude? what is latitude?