Answer:
please be more specific
Step-by-step explanation:
Was increased by 1 inch, the new measure of each side would be 4 inches.
So for number 2 i am 100% on which the area of the triangle is 6.
and then 1 i think not 100% sure is an acute angle again not 100%
then 3. it don't make sense to me so idk about that 1 srry.
~Good Luck~
