Answer:
the answer is 445.5
Step-by-step explanation:
what I did was divide 50 by 495 and got 9.9 then since it took 45 minutes every 50 square feet of floor i multiplied 45 x 9.9 and got 445.5
ΔACD is similar to ΔBCD by AA similarity theorem
AD/AC = BD/BC
x/5 = 4.2/6
6x = 21
x = 3.5
Hope this helps! ;)
Answer:
The graph in the attached figure
Step-by-step explanation:
Graph the solution of the inequality

we know that
The solution is the interval ---> (-∞,-4]
All real numbers less than or equal to -4
In a number line the solution is the shaded area at left of t=-4 (closed circle, because the number -4 is included in the solution))
using a graphing tool
The graph in the attached figure
Answer:
See step-by-step explanation
Step-by-step explanation:
Whole numbers are 
Integer but not whole numbers are 
Rational numbers are fractions
Irrational numbers are numbers that are not rational
is irrational number
is integer but not whole number
is integer but not whole number
is integer but not whole number
is integer but not whole number
is rational number
is irrational number
is whole number
is rational number
is whole number
is irrational number
is rational number
is whole number
is rational number
is whole number