Answer:
28.3 feet
Step-by-step explanation:
Given a tree 41.8 feet tall casts a shadow that is 27 feet long
So the Tangent of the angle of the sahdow remains the same for the both trees.
We know that 



Therefore the height of the tree is 28.3 feet
Answer: The answer is -x+7
Step-by-step explanation:
Multiply the numbers 2 * 2=4
=4x-5x+7
Add similar evidence 4x + -5x =-x
-x+7
Answer:
see below
Step-by-step explanation:
3^-7 x 3^7 = 1
The negative exponents put it in the denominator
1/ 3*3*3*3*3*3*3 * (3*3*3*3*3*3*3) = 1
The 3's cancel leaving
1/1 = 1
1=1
I belive this is hard for a 5th grader but my answer is c)2
Answer:
let anumber be x so
2*x=2x
Step-by-step explanation: