-5-4 + -3-2
-5-4-3-2
-9-3-2
-12-2
-14
The answer is -14.
Answer:
Step-by-step explanation:
In the figure given:
∠ABC = 93°
∠BAC = 31°
∠CDE = 60°
To find ∠CED and ∠ACD.
Solution:
In triangle ABC, we are given two vertex angles. We can find the third angle as angle sum of triangle = 180°.
∠ABC = 93° , ∠BAC = 31°
∠BCA= 
∠BCA = 56°
[Supplementary angles forming a linear pair]

(Answer)
In triangle CDE:
[Exterior angle theorem :Exterior angle of a triangle is equal to sum of opposite interior angles ]


(Answer)
Both are true.
the fractions 4/10 and 2/5 are the same