Answer:
d is 5
Step-by-step explanation:
d is 5
Answer:
976 cm^2.
Step-by-step explanation:
The surface area = 2 * area of the triangular side + 2 * area of the rectangular sides + area of the rectangular base.
= 2 + 1/2 * 24 * 14 + 2 * 25 * 10 + 14*10
= 336 + 500 + 140
= 976 cm^2.
Answer:
The original price of the coat is $ 73.5Step-by-step explanation:Let x be the original price( in dollars ) of the coat.
Step-by-step explanation:
Let
denote the number of seats in the
-th row.
is arithmetic, so

for some constant
.
We're told
and
, so that



and so on up to

The pattern continues:


and so on up to
