Answer:
b= 70
Step-by-step explanation:
The sum of the opposite interior angles of a triangle is equal to exterior angle.
a+b = 140
We know that a = b since PQ = RQ The angles opposite the equal sides in an isosceles triangle are equal
b+b = 140
2b =140
Divide by 2
2b/2 =140/2
b= 70
Answer:
umm its B cause i got it right hope this helped :)
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
Equation:

Answer:
63 & 197
Step-by-step explanation:



Thus second number is 3*63+8=197