Answer:
All of the figures have 4 sides and 4 vertices
They have opposite sides parallel and congruent.
They have four right angles.
They also have perpendicular line segments.
Step-by-step explanation:
Hope this helps!!!
<u>Answer:
</u>
The greatest common factor of 
<u>Solution:
</u>
To find the greatest common factor we have to find the prime factors of individual numbers and then find the number which is common to each given number.
Here the numbers are 
Let us find out the prime factors of each number
.

We can see that
is common to all the given numbers 
Therefore the greatest common factor of 
I think you substitute 189 for the letter t.
You actually do substitute.
Answer:A
Step-by-step explanation:
-23/6 - 7/3 =-6.16666666667
-37/6 = -6.16666666667
Answer:
x = 16.6
Step-by-step explanation:
Since we know the measure of an acute angle (31 degrees) of a right angle triangle, and of the side opposite to the angle (10), and we need to find the measure of the adjacent side "x", we use the tangent function:

which rounded to one decimal is
x = 16.6