Estimate the difference of the decimals below by rounding to the nearest whole number 42.706 - 4.423= ?

What is the range? can’t seem to find it out

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?

Right ∆abc has coordinates a(-7, 3), b( -7, 10), and c(-1, 3). the triangle is reflected over the x - axis and then reflected again over the y - axis to create ∆a'b'c'. which are the coordinates of vertex a'?