Answer:
-7-5a
Step-by-step
i simplified it if thats what it meant
Divide the perimeter by 3 to get 8 then use the equation for the area of a triangle (a= BH1/2) and your answer is 32
Answer:
36 minutes
Step-by-step explanation:you look at it and solve it
(5*3)(2*3)=(15)(6)=90
7*3=21
21*3=63