D+ 4=19 work backward to find the variable in the equation

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

An object in geometry with no width, length or height is a(n):

Urgent? will give brainliest given that the blue triangle is a right triangle, which expression correctly gives the area of the red square? a) a2 + b2 b) a2 - b2 c) a2 - c2 d) c2 - a2