The answer is a. You find the area of each shape and add them
Answer :
Let's assume the opposite of the statement i.e., 3 + √5 is a rational number.


Since, a, b and 3 are integers. So,

Here, it contradicts that √5 is an irrational number.
because of the wrong assumption that 3 + √5 is a rational number.

Hence, 3 + √5 is an irrational number.
Answer:
Students 1 and 2
Step-by-step explanation:
Answer:
-4
Step-by-step explanation:
-3r+9=-4r+5
-3r+4r=5-9
r=-4
Answer:B
Step-by-step explanation: