Answer:
Yes, parallelogram OABC is a rectangle.
Step-by-step explanation:
The vertices of a parallelogram are O(0,0), A(-4,1), B(-3,5) and C(1,4).
A parallelogram is a rectangle if its any two adjacent sides are perpendicular to each other.
product of slopes of two perpendicular lines is -1.
Formula for slope is
Using the formula we get
It means OA is perpendicular to AB.
Since two adjacent sides are perpendicular, therefore the given parallelogram OABC is a rectangle.
Answer:
please provide graphs
Step-by-step explanation:
Ivan can make 11 toy cabins and has 12 sticks left over.
Relative frequency is <span>how often something happens divided by all outcomes, such as a frequency being 2/4, and relative frequency being 2/4=0.5=1/2=50%</span>
Answer:
the answer is 3x+6
Step-by-step explanation
You can reorder it like this
6x+13-3x-7=6x-3x+13-7= <em><u>3x+6.</u></em>