Please help !!!! The leg of a right triangle is 2 units and the hypotenuse is 5 units. What is the length, in units, of the othe
r leg of the triangle?
3
Square root of 29
Square root of 21
7
1 answer:
Answer:

Step-by-step explanation:
Use the pythagorean theoreom, a^2+b^2=c^2.
We know the hypontenuse and one of the sdes
a^2+2^2=5^2
a^2+4=25
subract four from both sides to isolate variable
a^2=21
square root both sides and you have the answer of sq root 21!
Edit: the answer for your next question is the last one b/c it satisfies the Pythagorean Theorem
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