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Pls help I really need help pls help

Pls Help I Really Need Help Pls Help class=

Sagot :

Answer:

x= 9.434

Step-by-step explanation:

a² + b² = c²

if leg a is the missing side, then transform the equation to the form when a is on one side, and take a square root:

a = √(c² - b²)

if leg b is unknown, then

b = √(c² - a²)

for hypotenuse c missing, the formula is

c = √(a² + b²)