Answer:
w = A/l
Step-by-step explanation:
A = lw
A/l = w
w = A/l
(l is length, w is width, and A is area)
I = √-1
This means that i^2 = -1
If you square i until the 9th power, you will realize that i^9 = 1, or simply i.
So, your answer is i^9 = i.
Answer:
It is not a right angled troagle
Step-by-step explanation:
Given
Sides: 5m, 7m and 9m
Required
Is it a right angled triangle?
A triangle is right angled if:
Where a is the longest side and b,c is any of the other.
So, we have:
Since they're not equal then it is not a right angled troagle