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➷ The formula for a right triangle is:
(b x h) / 2
We know this:
(12 x n) / 2 = 30
Multiply both sides by 2:
12 x n = 60
Divide both sides by 12:
n = 5
Now we know the height is 5
We can now use Pythagoras' theorem to calculate the hypotenuse:
c^2 = 5^2 + 12^2
c^2 = 169
Square root it:
c = 13
The hypotenuse is 13 ft
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➶ Hope This Helps You!
➶ Good Luck (:
➶ Have A Great Day ^-^
↬ ʜᴀɴɴᴀʜ ♡
Answer:
The formula for working out the area of a triangle:
(b x h) / 2
[tex](12*h)/2=30\\(*2)\\12*h=60h\\h=5[/tex]
Pythagoras' theorem to calculate the hypotenuse:
c² = 5² + 12²
c² = 169
c = 13
The hypotenuse is 13 ft
Step-by-step explanation: