Answer:
7a + 14
just multiply 7 by both a and 2
Answer:
explain this question more clearer pls
Step-by-step explanation:
Answer:
how do I not know it not a vires?
Step-by-step explanation:
Answer:
12.76
Step-by-step explanation:
This is much easier to solve if you draw it out on a graph. The perimeter is the sum of all the sides. I used the Pythagorean theorem to find the hypotenuse.

