Annalisef2007 Annalisef2007

02-03-2021
Mathematics

contestada

please help this is the last question and i don’t understand

please help this is the last question and i dont understand class=

Respuesta :

Podetola Podetola

02-03-2021

Answer: 30

Step-by-step explanation:

The angles of triangles have to add up to 180°

So:

x + x + 70 + x + 20 = 180

Bring like terms together

x + x + x + 70 + 20 = 180

3x + 90 = 180

Subtract 90 from both sides

3x = 90

Divide both sides by 3

x = 30

Answer Link

Otras preguntas

HELP ?!!! ITS TIMED !!!!

Which of the following is not a function of minerals in the body? (A) Help to deliver messages from the brain through the nerve cells (B) Help build new bone t

Nicholas needs to decide between buying a new home gym for $1,800 or being able to go on a Florida vacation for $1,000 and still having enough left over to bu

You are handed a mystery pea plant with tall stems and axial flowers and asked to determine its genotype as quickly as possible. You know that the allele for t

According to Life Course Criminology, a child who begins very early displaying antisocial tendencies and continues into late adolescence and possibly beyond is

What kind of device can monitor a connection at the demarc but cannot interpret data? CSU/DSU NID NIU Smart jack

During a recession , A. investment may not respond positively to low interest rates because of expectations of strong sales in the future. B. investment increa

If a triangle has a height of 7 centimeters and a base of 4 centimeters,what is the area

Paul began his speech as follows: They called Lou Gehrig the iron horse. The tireless worker played an astounding 2,130 consecutive baseball games even though h

Mientras escuchas la entrevista, llena el formulario con la información necesaria. Si no oyes un dato (fact; piece of information) que necesitas, escribe Buscar