Since people are sad they missed my 50 points, here is 100 points for the first 2 to answer. First one gets branliest aswell.

3 ft

step-by-step explanation:

since the triangle is right use pythagoras' identity to solve for a

the square on the hypotenuse is equal to the sum of the squares on the other two sides, that is

a² + 8² = ( )²

a² + 64 = 73 ( subtract 64 from both sides )

a² = 9 ( take the square root of both sides )

a = = 3

a

b

d

step-by-step explanation:

87%

step-by-step explanation:

apex answer

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.