Question

3. Find the value of unknown x and y.
y
130
B​

Answer 1

Step-by-step explanation:

Find the value of unknown angles X and Y in the following figures answer is x=130 y=100 ... ∆ACD=130°. e3radg8 and 3 more users found this answer helpful. Thanks 3.

3 votes

∆A +∆B+∆C=isoceless triangle∆A+∆B+∆C=180°∆A+50°+50°=180°∆A=180°-100°∆A=80°∆ACD=∆B+∆A50°+80°∆ACD=130

Answer 2

Answer:

AA +AB+AC=isoceless triangle AA+AB+AC=180° AA+50+50=180° AA-180-100 AA-80° AACD=AB+AA 50+80 AACD=130°