Double the number like 2 x5 would be 5+5
Answer:
-1
Step-by-step explanation:
If i = √-1, then i^2 = -1.
Answer:
Yes
Step-by-step explanation:
So quadratic formulas help
Answer:
the answer is triangles ABC and DEC are similar
Step-by-step explanation:
angle C is a common angle for both triangles
angle D is equal to angle A ( corresponding angles)since they are parallel
angle B is also equal to angle B for the same reason as angle D and A
since the three angles of the two angles are equal they are similar