William gave 4 football cards to each of the 6 friends.Suppose he had 54 cards left. Write and solve an equation to find how man
2 answers:
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the horizontal distance ( x direction) from A to C is 7 units and
the vertical distance ( y direction) is 5 units
Applying Pythagoras' Theorem to the right triangle
AC² = 7² + 5² = 49 + 25 = 74, hence
AC = = 8.6 units ( to 1 dec. place )