Step-by-step explanation:
In ∆ABC, m∠B = 90°
Therefore ∆ABC is a right angled triangle with sides AB = 4 & BC = 3. AC is the hypotenuse.
Hence, by Pythagoras theorem:
Answer:
-66
Step-by-step explanation:
solve m(-4)
-4^2 -40
-24
solve n(-24)
3(-24) + 6
-66
I) 4
The number of sides=
The number of sides =8 sides
ii) 3
The number of sides=
The number of sides= 12