To solve this problem use the formula below. All you have to do is insert the respective points into the formula and it gives you the radical form.
<em>Because OP only asked for a clarification of the problem statement: </em>
You are asked to find the green area. (Hint: divide the green area into rectangles and right triangles, because you know their area.)
Answer:

Step-by-step explanation:
Answer:
(x× 7) -2
Step-by-step explanation:
(x× 7) -2
product of # = x
and 7 means to multiply
decreased by two means -2
Answer:
3
Step-by-step explanation:
8-5=3 meaning he sees 3 blue birds