An equilaterial triangle has side lengths of 11 cm. the triangle is enlarged using a scale factor of 4. what is the length of one side of the triangle? ( explain)

Find the value of x for which line a is parallel to line b

Can someone tell me if this is perpendicular? !

Ineed your ! i was to turn this into pond first thing i gotta do is outline the inside with this plastic how big should i cut the plastic the height: 10 1/2” the length: 40” the width: 12” me !