12 In the adjoining figure (Fig 10.40); DC | AB
und AD DB-DC CHE = 65
Find the values of angles and y
Answers
Answer:
If AD = DB = DC, then the three triangular regions in this figure are all isosceles triangles. Therefore, you can fill in some of the missing angle measurements as shown to the right. Since you know that there are 180
o
in the large triangle ABC, you can write the following equation:
x+x+20+20+60+60=180
2x+160=180
x=10
solution
Answer verified by Toppr
94 Views
Was this answer helpful?
answr
Get Instant Solutions, 24x7
No Signup required
girl
Related questions
The median AD of △ABC is bisected at E and BE is produced to meet the side AC in F. Then the ratio AF : FC =
Study later
View solution
Apply the properties of isosceles and equilateral triangles to find the unknown angles in the given figures:
1827943
Study later
View solution
View more
Create custom Assignments
Customize assignments and download PDF’s
girl
BROWSE BY
ClassesBoardsExams
MODULES
Online ClassesMock TestsAdaptive PracticeLive Doubts
Stay upto date with our Newsletter!
Stay informed, stay ahead. Be a topper
Your email address
About Us
Brand Resources
Press
Customer Stories
Jobs
Educators
Fellowship
Learning Planet
Guides
Ask
Blog
Bytes
News
Student Reviews
Parent Reviews
Teacher Reviews
Terms of Service
Privacy Policy
Contact Us
FAQs
Google Play
App Store
IN
India