Answer:
y = 5x
Step-by-step explanation:
Given that y is directly proportional to x then the equation relating them is
y = kx ← k is the constant of proportionality
To find k use the condition that y = 30 when x = 6
k = 
= 
= 5
y = 5x ← equation of proportion
Answer:
2 1/4
Step-by-step explanation:
hope this helps
Answer:
4
Step-by-step explanation:
In a rhombus, the diagonals are congruent. It is not always true. If the diagonals become congruent then It becomes square. Hope this helps!
Answer:
9.22
Step-by-step explanation:
6x6 + 7x7 = c^2
36 + 49 = c^2
85 = c^2
c = √85
c = 9.22
