Answer:
height=12
Step-by-step explanation:
To find the height of the triangle first you would have to change it into a right triangle.
The right triangle would have a base of 5 and the hypotenuse would be 13
The n you would use Pythagorean theorem to find the height
b=12
planes
planes are a shape or two demetional objects
1. yes
2. yes
3. no
4. yes
5. yes
yes those all seem to be correct, A, B, and D are the ones that are correct