Answer:
mathpapa.com
the place i got this from tbh i don't understand what you want for an answer but i tried, so here is a website that i got these from i hope it helps you.
Step-by-step explanation:
Evaluate for a= 1/3
3(1/3)+4(1/3) = 7/3
Evaluate for a= 1.5
(3)(1.5)+(4)(1.5)
=10.5
Evaluate for a=
(3)(2)+(4)(2)
=14
Step-by-step explanation:

Answer:
46,57/4
Step-by-step explanation:
area = π.r^2 = π.(d^2)/4
d^2 = AB^2= 5,6^2+3,9^2 =46,57
----> area = π.46,57/4
Answer=53,040
Explanation: $52,000*0.02=1,040
52,000+1,040=53,040
Perimeter: 26
Area: 32
Let me know if you need me to explain in depth!!