We have 9^2 = 81 and 10^2 = 100;
So, 81 < 87 < 100;
9^2 < 87 < ( 9 + 1 )^2;
9 < < 10;
Finally, is irrational.
Answer:
Step-by-step explanation:
Factor out of
If he has 484 plants and there are as many rows as there are plants in each row, his field is a square.
The area of a square = (side)^2
In this problem,
Area = 484
side = # of rows
Let's plug our values into the formula above
484 plants = (side)^2
Take the sqrt of both sides.
22 rows = side.
Answer:
24.36
Step-by-step explanation:
tan(angle) = opposite/adjacent
tan(38) = 19/x
x = 19/tan(38) = 19/0.78 = 24.4