### Example question #1 : exactly how To discover The size Of The Hypotenuse the A best Triangle : Pythagorean to organize

If

and , how long is side ?Explanation:

This trouble is resolved using the Pythagorean organize

. In this formula and are the foot of the ideal triangle while is the hypotenuse.You are watching: What is the length of leg s of the triangle below?

Using the brand of ours triangle us have:

### Example concern #2 : just how To discover The length Of The Hypotenuse the A right Triangle : Pythagorean organize

Explanation:

Therefore *h*2 = 50, so *h* = √50 = √2 * √25 or 5√2.

### Example concern #3 : exactly how To discover The size Of The Hypotenuse the A ideal Triangle : Pythagorean to organize

The height of a ideal circular cylinder is 10 inches and the diameter that its basic is 6 inches. What is the street from a point on the edge of the base to the center of the entire cylinder?

Explanation:

The ideal thing to do right here is to attract diagram and draw the appropiate triangle for what is gift asked. It does not issue where you location your point on the base because any allude will create the same result. We understand that the center of the basic of the cylinder is 3 inches away from the base (6/2). We also know the the facility of the cylinder is 5 inches from the base of the cylinder (10/2). So we have a right triangle with a elevation of 5 inches and also a basic of 3 inches. So utilizing the Pythagorean to organize 32 + 52 = c2. 34 = c2, c = √(34).

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### Example question #4 : just how To uncover The length Of The Hypotenuse the A appropriate Triangle : Pythagorean organize

A best triangle v sides A, B, C and respective angles a, b, c has actually the following measurements.

Side A = 3in. Next B = 4in. What is the size of side C?

**Possible Answers:**

7

25

9

6

5

**Correct answer:**

5

Explanation:

The correct answer is 5. The pythagorean theorem claims that a2 + b2 = c2. For this reason in this case 32 + 42 = C2. Therefore C2 = 25 and also C = 5. This is likewise an instance of the common 3-4-5 triangle.

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### Example concern #5 : exactly how To uncover The length Of The Hypotenuse of A ideal Triangle : Pythagorean organize

The lengths the the 3 sides the a best triangle kind a set of consecutive also integers once arranged from the very least to greatest. If the second largest side has a length of x, then which the the complying with equations might be used to deal with for x?

**Possible Answers:**

(x – 1)2 + x2 = (x + 1)2

(x + 2)2 + (x – 2)2 = x2

(x – 2)2 + x2 = (x + 2)2

(x – 2) + x = (x + 2)

x 2 + (x + 2)2 = (x + 4)2

**Correct answer:**

(x – 2)2 + x2 = (x + 2)2

Explanation:

We are told that the lengths kind a collection of consecutive also integers. Due to the fact that even integers are two systems apart, the side lengths need to differ through two. In other words, the biggest side size is two better than the 2nd largest, and the 2nd largest length is two higher than the the smallest length.

The second largest size is same to x. The second largest size must hence be two much less than the largest length. We might represent the biggest length as x + 2.

Similarly, the 2nd largest length is two larger than the smallest length, i beg your pardon we could thus represent as x – 2.

To summarize, the lengths that the triangle (in terms of x) room x – 2, x, and also x + 2.

In order to solve for x, we can manipulate the reality that the triangle is a best triangle. If we apply the Pythagorean Theorem, us can set up one equation that can be provided to resolve for x. The Pythagorean Theorem says that if a and also b are the lengths the the foot of the triangle, and c is the length of the hypotenuse, then the adhering to is true:

a2 + b2 = c2

In this details case, the 2 legs of our triangle room x – 2 and also x, since the legs space the two smallest sides; therefore, we deserve to say the a = x – 2, and also b = x. Lastly, we deserve to say c = x + 2, because x + 2 is the size of the hypotenuse. Subsituting these worths for a, b, and c into the Pythagorean Theorem returns the following: