Answer:
a) they are corresponding angles
b) B=55° (proven)
C=55 (Angles opposite equal sides)
B+C+X=180° ( sum of angles of a triangle)
55°+55°X=180
110°+X=180°
X=180°-110°
X=70°
Answer:3 terms and a degree of 9
Step-by-step explanation:
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Hello using PEMDAS I came up with 63
division and multiplication first then add and subtract leaving you with 63
