Answer:
Supplementary Angles.
Two Angles are Supplementary when they add up to 180 degrees. Notice that together they make a straight angle. But the angles don't have to be together.
Answer:
Ana:48
Lorna:24
Together they are a total of 72 yrs old
Answer:
the answer to your question is yes, but the answer to #21 is ;
mn
pn
ml
lp
Step-by-step explanation:
Exception if the integer is a negative
its 14n+21. 7×2n is 14n, and 3×7 is 21