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Can someone plzzz help me with numbers 15 and 16 olzzz show work cuz I don’t understand plzz

Can someone plzzz help me with numbers 15 and 16 olzzz show work cuz I don’t understand-example-1
User Cw
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1 Answer

4 votes
pythagoras says
a squared = b squared + c squared so
xsquared= 21 squared +17 squared
x squared = 441 + 34
x squared = 475
x = squared root of 475
x= 21.79mi
User PorssiMies
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