3. A stick t metre long is broken into parts. One part is 2 metres long. a) What is the length of the other part?
b) If the other part is 3 metres long, write an
equation and use it to find the value of t.
A boy weighs s kilograms and his father weighs 70 kilograms.
a) What is their total weight?
b) If their total weight is 100 kilograms, write an
equation and use it to find the value of s.​

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step-by-step explanation:

squares, rhombus, rectangles

"image"

step-by-step explanation:

in most of these problems, the notation is that the point with a "prime" is the image of the point without. that is, b' is the image of b.

here, there is no dilation or reflection. there is simply translation (with no direction shown). which figure you call the "preimage" and which one you call the "image" is up to you. as a matter of convention, the naming is as described above.