Answer:
13) E
14) B
15) D
16) F
17) A
18) C
the Angle is an Acute
Step-by-step explanation:you can't but a little box in it and it it not a 90 degree angle
Step-by-step explanation:
first of all arrange this data from ascending to descending order.
11,15,15,15,16,17,18,19,20,22,23
use formula
N+1/4 (N means no of observations)
11+1/4
12/4
3 rd term
therefore Q1=15
609g
425+184=609
Jeff is 15 years younger than Joe who is 10
