Answer:

Step-by-step explanation:
we have

Adds 16 both sides


Answer:
Before this problem gets an answer, can you define "gotta." Does this work mean isosceles?
Step-by-step explanation:
0.097- or it could be 0.10 if you round it
If you know the measurements of 2 sides not the height , you can apply Pythagorean theorem to find the height. Square root of the sum of the squared sides
Since both is equal to p(a), you can set them as equal to each other:
15 = 2a - 3
18 = 2a
9 = a