Answer:
measure of angle A is 80 degree.
Step-by-step explanation:
isosceles triangle will have same base angles
first base angle is 50, and the second will also be 50
3 angles of a triangle will add up to be 180 degree.
A is the vertex angle.
So 50 + 50 + A = 180
100 + A = 180
A = 80.
Hello from MrBillDoesMath!
Answer: It is part of an arithmetic progression
Discussion:
143 - 125 = 18
125 - 107 = 18
107 - 89 = 18
The value 18 is subtracted from each term in the arithmetic sequence.
Regards, MrB
Answer:
10cm -4cm=6cm
Step-by-step explanation:
answer=6cm
Answer:
120
Step-by-step explanation:
40*30
