Answer:
x = 90°
Step-by-step explanation:
a triangles angles are equal to 180°
so if we have one that is 70° and one that is 20° what s x?
70° + 20° = 90°
180° - 90° = 90°
x = 90°

Common difference of an Arithmetic progression can be found out by subtracting the preceding term from that given term.
i.e
therefore, the common difference of the above Arithmetic progression is -4 .
Only 1, cause 89 is prime so it can't be divisible other than 1.
Hope this helps
Answer:
Rose.
Step-by-step explanation:
21.147 may have the most numbers, but it is the smallest because there is a 1 in the tenths place