Answer:y=1
Step-by-step explanation:

Explanation:
The triangle is right angled.
The formula for area of the triangle:

base = 3
height = 4
substitute the values:
Step-by-step explanation:
so sorry
don't know but please mark me as brainliest please
U just add the exponents.
b^8 x b^4 = b^12
hope this helps :)