Maru Maru
  • 17-11-2014
  • Mathematics
Answered

Two angle measures of a triangle are given what is the third angle measure 57 68 _ 90 40 __ 29 71 _



Answer :

luana
luana luana
  • 17-11-2014
[tex]Sum\ of\ angles\ in\ triangle\ is\ 180^{\circ}\\\\ 57^{\circ},68^{\circ},x\\ 57+68+x=180\\ 125+x=180\\ x=55^{\circ}\\\\ 90^{\circ},40^{\circ},x\\ 90+40+x=180\\ 130+x=180\\ x=50^{\circ}\\\\29^{\circ},71^{\circ},x\\ 29+71+x=180\\ 100+x=180\\x=80^{\circ}[/tex]
Answer Link

Other Questions

If one third a number is 8 what is the number
why doesn't cellular respiration take place in just one step
what's the unit rate of 40.8 and 8 containers
Subject is Music: Describe five major elements of the Baroque style
A ball is released from a vertical height of 40 cm. It rolls down a "perfectly frictionless" ramp and up similar ramp. What vertical height on the second ramp w
What are two things the Voting Rights Act of 1965 accomplished?
an elementary school has 1558 students. There are 48 classes. Estimate the number of students in each class please answer
A ball is released from a vertical height of 40 cm. It rolls down a "perfectly frictionless" ramp and up similar ramp. What vertical height on the second ramp w
What's pie over two minus pie over four
8 badges cost 64p how much does one cost