Pre-Ap Algebra Ii Summer Packet 2016-2017 Page 4

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A room with width w, length l, and height h with four walls needs to be painted.
37.
Write a formula for the area that needs to be painted not accounting for doors or windows.
a.  
Rewrite the formula to find h in terms of A, l, and w.
b.  
2
  If l is 18 ft, w is 14 ft and A is 512 ft
, what is the height of the room?
c.
Reasoning: Suppose l is equal to w. Write a formula for A in terms of w and h.
d.  
Solve the formula for the indicated variable.
Perimeter of a Parallelogram
Area of a Rhombus
(
38. Solve for b: �� = 2�� + 2��
39. Solve for ��
: �� =
��
��
(
(
*
*
Volume of a Right Circular Cone
Area of a Trapezoid
.
,-
/
(
40. Solve for h: �� =
41. Solve for ��
: �� =
��
+ ��
(
(
*
0
*
Solve the formula for the indicated variable. The use the given information to find the value of the
variable. Include units of measure in the answer.
Area of a Parallelogram
Celsius to Fahrenheit
3
42. Solve for h: �� = ��ℎ
43. Solve for C: �� =
�� + 32
4
*
Find ℎ when �� = 81   �� ��
and �� = 9   �� ��.
Find �� when �� = 77℉.

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