Math Homework Monday November 7th

Math Problems:

** Rewrite the problems in your math notebook. **

Multiply the decimals by whole numbers:

A.    3,73 x 4
B.     5,84 x 7
C.    1,73 x 6
D.    0,45 x 5
E.    4,09 x 8
F.     2,68 x 2
G.    7,77 x 6
H.    10,12  x 3


The perimeter of polygons - draw each shape and find the answer.  Write the name of the shape next to it.  Use P= to write the answer (length of the perimeter).

A.  What is the perimeter of a regular octagon with one side measuring 5 meters?

B.  What is the perimeter of a regular pentagon with one side that is 7,5 centimeters?

C.  What is the perimeter of a square with one side measuring 1,25 feet?

D.  What is the perimeter of a regular heptagon with one side measuring 7 inches?

E.  What is the perimeter of a regular hexagon with one side measuring 2 cm?

F.  What is the perimeter of an irregular pentagon with one side that measures 4,5 inches?


Find the perimeter:

1. a square garden with 6,2 m sides.

2. a triangle with sides 23 cm, 12,8 cm and 18,9 cm.

3. a rectangular park with sides 0,9 km and 1,4 km.

4. a pentagon with sides 3.8 cm, 4,6 cm, 2,8 cm, 5 cm, and 3,1 cm.

5.  an equilateral triangle with 7,8 mm sides.