This is a right triangle (you can confirm by using Pythagorean Theorem: 15² + 36² = 39²)
A =
A =
= 15 * 18
= 270
Answer: 270 cm²
D 3x(x-2)(x+4) because you have to take out 3x (x^2+2x-8) and then appling delta/4 to x^2+2x-8 you have x1,2 = -1+-3= -4 and +2
Answer: consistent and dependent
Step-by-step explanation:
Answer: please find the attached file for the graph.
Step-by-step explanation:
Number of minutes 1 2 3 4 5 6 7 8 9 10Number of trainees 2 3 5 10 15 30 25 15 10 5
Given that data set above, the time in minutes will be on the x axis while the number of trainees will be in the y axis.
In bar chart, the bars will not touch each other.
Please find the attached file for the solution and figure
Your answer is negative 21