So you can see the right angle is 90
Answer:
-1 - ( -2 ) = 1
Step-by-step explanation:
Answer:

Step-by-step explanation:
Hello, I think I can help you with this.
According to the information provided in the problem, the area of a trapezoid is given by

Step 1
solve for a, it means isolate a

Have a good day.
Answer:
it's 6 cubic feet look you must count all the sides together also I took the test this cube has 6 sides so your answer will be 6 cubic feet ;)
Step-by-step explanation:
Answer: Yes
Step-by-step explanation:
The reason on why it could form a triangle because 18 is the highest side in the triangle and if you have 2 of the smaller sides that are greater than the larger size then you could form a triangle and 13 and 6 equals to 19 so you could make a triangle hopes this helps and have a good day.