Answer:
option A
Step-by-step explanation:
to find the correlation coefficient by hand, first put your data pairs into a table....
Step-by-step explanation:
the length of unknown side =
√18²-(33-25)² =
√18²-8²= √324-64
=√260 = 16.1 ft
the perimeter= 16.1 +33+18+25
= 92.1 ft
Answer:
30
Step-by-step explanation:
Supplementary angles add to 180°.

Heather's model is larger than Ellie's. Heathers is 324 and Ellie's is 300.