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

When metal atoms combine chemically with atoms of other elements, what do they usually do?

allusions are not really important in a poem they are personal to the author true of false

Jean-auguste-dominique ingress portrayal of the woman in grande odalisque ________ her body.'

Why is it important for businesses to recognize secondary stakeholder groups? a. they usually have more power than primary stakeholders. b. they are absolutel

Which statement from Governor George Wallace's inaugural address best supports his claim that the South will always embrace racial separation?

Carbon monoxide (CO) gas reacts with oxygen (O2) gas to produce carbon dioxide (CO2) gas. If 1.00 L of carbon monoxide reacts with excess oxygen at standard tem

Marie and Jorge are both trying to lose weight. After 3 months they compared their weight loss. Marie’s weight went from 175 to 150. Jorge’s weight went from 19

What word most likely means someone who takes advantage of circumstances

Richard grassgreen was executive vice president and then president and chief operating officer of kinder-care, inc., the largest proprietary provider of child c

Why do the lithospheric plates move?