Can Someone help me out
Find the value of x.
A. 8.9
B. 28.3
C. 6.3
D. 1.4

Answer:
8.9
Step-by-step explanation:
hypotenuse (h) = 21
perpendicular (p) = 19
base (b) = x = ?
We know by using Pythagoras theorem
b = √h² - p²
x = √ 21² - 19²
x = √ 80
x = 8.9
Hope it will help :)