To find the perimeter of this right angled triangle you need the missing side first
Use Pythagoras theorem
10 2 - 8 2 = 36
missing side = sqroot 36 = 6
perimeter =sum all sides = 10+8+6 = 24inches
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Perimeter = 2*(4ft 10in+6ft 4in) = 22ft 4in
10in.
no its not
5ft 14in
1200 cubic inches