khenry5710keeks khenry5710keeks
  • 13-07-2016
  • Mathematics
contestada

What is the measure of angles DAB and DCB?

What is the measure of angles DAB and DCB class=

Respuesta :

dalendrk
dalendrk dalendrk
  • 13-07-2016
[tex](10+5z)+(4z-10)=180\\10+5z+4z-10=180\\9z=180\ \ \ |divide\ both\ sides\ by\ 9\\z=20\\\\\angle DAB=4z-10\\|\angle DAB|=(4\cdot20-10)^o=(80-10)^o=70^o\\\\\angle DCB=10+5z\\|\angle DCB|=(10+5\cdot20)^o=(10+100)^o=110^o[/tex]
Answer Link

Otras preguntas

Which is the BEST meaning for package as it is used in this sentence?
Which organelle is labeled 1?​
Divisibility rules for 2, 5, and 10 Which numbers are divisible by 5? A)826 B)270 C)271 or none of these
Ravi works for a medical office in New York and needs to make a call to a doctor's office in colorado. It's 8 am in New York what does Ravi need to consider?
好心不一定有好报 ai dịch hộ mình qua tiếng Việt với ạ
‼️‼️‼️‼️HELPPPP ILLL MAEK YOU BRAINLEST ‼️a car loan is $2,500 with an interest rate of 8.5% for three years. what is the interest on the car loan?a)$63,750b)$2
Compare and contrast the beginnings of Buddhism, Christianity and Islam. In what ways are they similar and different? How were the lives of the founders similar
erase ( write its noun form and make a meaningful sentence)
A child with type O blood is born to a mother with type A blood. What is the genotype of the child? The mother? ‘what are the possible genotypes of the father?
Divisibility rules for 2, 5, and 10 Which numbers are divisible by 10? A)222 B)185 C)847 or none of these