Which number is a solution of the inequality? g+3> 6
a) 3
b)4
c)-3
d)-4

im doing corrections for a test. my answer is 3 but the correct answer is suppose to be can someone explain?

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)