Angle a = 60
given that all angles of a triangle added together must equal 180
x = -20
-20+80=60
do it again for the other angle measurement
60+60+40=180
therefore, angle A is 60°
the least common multiple is 1,020 :)
Answer:
17
Step-by-step explanation:
Given

Finding the second term of the sequence means to find
To find
substitute
into the second expression:
Answer:
945
Step-by-step explanation: