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

When you are able to read words that have the letters mixed up just because you are expecting certain words to appear, you are engaged in ________ processing. b

Some good estimates about the human body can be made if it is assumed that we are made mostly of water. The mass of a water molecule is 2.99 * 10^-26 kg. If the

What is the central idea in “Abuelito Who” by Sandra Cisneros

Farmers rely heavily on cheap labor provided by illegal immigrants. A tightening of the immigration policy would reduce their profit margins and potentially inc

You have just connected a new computer to your network. The network user static IP addressing. You find that the computer can communicate with hosts on the same

If Frito Lay, an American snack company, opens a new manufacturing facility in Mexico and produces snacks which are distributed in South America, then Mexico's

How were history and culture preserved in African societies?

An epidemiologist looks at a compilation of studies done at a medical center in which they have cataloged the lifestyle and habits of thousands of women. When s

Santiago undergoes surgery to control his severe epilepsy. After the surgery, Santiago is unable to form new memories of his experiences, although he remembers

An elderly client with high blood pressure has been prescribed a single dose of aspirin for intermittent joint pain but it does not seem to be effective. What i