Answer:
A. 1/2 (20 x 50) + 1/2 (20 x 10), 2 (1/2 x 20 x 50) + 2(1/2 x 20 x 10)
B. 100
Step-by-step explanation:
1 9 , 2 114 I Hope it help this is correct
Answer:
406.67 miles
Step-by-step explanation:
250=28.95(4)+0.33m
250=115.8+.33m
134.2=.33m
134.2/.33=.33/.33m
m=406.666666667
rounded: m=406.67
Answer:9 nickels and 19 dimes.
Step-by-step explanation:
Let
be the number of nickels Kay has.
Let
be the number of dimes Kay has.
Value of
nickel is $
Value of
nickels is $
Value of
dime is $
Value of
nickels is $
Given that Kay has a total of
coins.
So,
...(i)
Given that Kay has a total value of $
So,
...(ii)
Using (i) and (ii),


ANSWER: <em><u>D. Icosahedron</u></em>