Answer: 30
Step-by-step explanation:
If we were to draw diagonal BD, then we would create two congruent triangles, and we could find the area of each using the formula
.
However, since there are two triangles, we can double this, giving us
.
So, the area is 
Answer:
Step-by-step explanation:
Answer:
It's Parallel
Step-by-step explanation:
Perpendicular have to intersect
The square root of 5 is 2.2 and 4 times the square root of 10 is 100
What is the product? I cannot help you if I don't know the product..