IeshaF678609 IeshaF678609
  • 03-11-2022
  • Mathematics
contestada

Find mZCEF if mZCEF= 2x + 30,mZDEC = x + 102, and mZDEF = 132°DEFA) 30°C) 410B) 29°D) 320

Respuesta :

SemiyaS767179 SemiyaS767179
  • 03-11-2022

1) Gathering the data

m∠CEF=2x +30

m∠DEC=x+102

m∠DEF=132

2) From the picture we infer that

m∠DEF = m∠CEF+m∠DEC

132 = m∠CEF +x +102

132-x-102=m∠CEF

m∠CEF=30

Answer Link

Otras preguntas

what's the greatest -1 1/2 or 1/2
Which of the following sets of numbers could repersent the three sides of a triangle? a: 15,27,42 b:15,18,33 c:8,20,25 d:12,23,35
a bicycle and its rider together have a mass of 80 kg. if the bicycle's speed is 6m/s, how much force is needed to bring it to a stop in 4 seconds.
R2.00 per R100.00 withdrawal of R500
A survey collected data from a random sample of 121 people living in Jade oty. The sample average of the distance people travel to reach their workplaces (Y) is
R2.00 per R100.00 withdrawal of R500
A chemist decides that she wants an increased amount of product from an endothermic reaction. Which of the following methods would guarantee that she would achi
Find the value of each variable and find the mesure of the labled angle. Question:is that the same thing or are they different things?
The box plots display data collected when two teachers asked their classes how many pencils they lose in a school year. A box plot uses a number line from 5 to
R2.00 per R100.00 withdrawal of R500