total length of the boards = 4 1/2 meters
Given:
number of boards = 5
length of each board = 9/10 meters
5 * 9/10 = (5*9)/10 = 45/10
Simplify fraction:
45/10 = 4 5/10 or 4 1/2 meters.
Answer:
7x^2+15x+31
Step-by-step explanation:
(3x+5)(x+5)
FOIL
3x^2+15x+5x+25
(3x^2+20x+25)+(4x^2-5x+6) = 7x^2+15x+31
Check the picture below.
is simply a 9x9 square, so its perimeter is simply 4*9.
Answer:
1/8
Step-by-step explanation:
if there is 4 children it gives the possibility for 2 genders 2x4 = 8 quick math
Answer:
c
Step-by-step explanation: