Answer:
B = 
A
Step-by-step explanation:
Given that B varies directly as A then the equation relating them is
B = kA ← k is the constant of variation
To find k use the condition A = 90 and B = 40, then
k = 
= 
=
B = A ← equation of variation
X=-1
I hope this helps :)
Answer:
43 feet
Step-by-step explanation:
The shadow cats by the stick was 5 feet long while the actual stick is only 3 feet long which means the shadow makes it bigger by 2 feet. Take 2 feet away from 45 feet you will get 43 feet.
I hope you understand if you dlnt I will explain it more. Hope it helped too!
Answer:
Multiply the decimal for the percent of tax by the purchase price, then add the amount of tax to the price to find the total price.
Step-by-step explanation:
Sales tax is an amount added to a price to get the total.
We multiply by the decimal for the percent; this means we divide the percent by 100 before we multiply.
Once we multiply, this gives us the amount of sales tax. We add this to the price of the item to get the total purchase price.
3 = 2 by z property
Step-by-step explanation:
Congruence criteria for triangles
If two sides and the angle between them in one triangle have the same measures as two sides and the angle between them in another triangle, then the triangles are congruent.
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