Can someone help me please

8)449.1 9)349.3

Step-by-step explanation:

8.499+10/100*499=499+0.1*499=499+49.9=548.9

9.499-30/100*499=499-0.3*499=499-149.7=349.3

these sign is used to tell weather the number is greater or less than the number   <   or >     but this sign means its equal =    

hope this you and

step-by-step explanation:

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,