Solve for X in Right Triangle: Given Area 22.5 and Side X+6

Calculate X using the data in the figure below.

A=22.5A=22.5A=22.5X+6X+6X+6555AAABBBCCC

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1

Understand the problem

Calculate X using the data in the figure below.

A=22.5A=22.5A=22.5X+6X+6X+6555AAABBBCCC

2

Step-by-step solution

To solve this problem, we need to determine X X using the triangle area formula. Let's break it down step-by-step:

  • Step 1: The area of a triangle ΔABC \Delta ABC is given by: Area=12×base×height \text{Area} = \frac{1}{2} \times \text{base} \times \text{height}
  • Step 2: We substitute the given values where the base is (X+6) (X + 6) and the height is 5 5 : 22.5=12×(X+6)×5 22.5 = \frac{1}{2} \times (X + 6) \times 5
  • Step 3: Simplify the equation: 22.5=12×5×(X+6) 22.5 = \frac{1}{2} \times 5 \times (X + 6)
  • Step 4: Multiply out the constants: 22.5=52×(X+6) 22.5 = \frac{5}{2} \times (X + 6)
  • Step 5: Clear the fraction by multiplying both sides by 2: 45=5×(X+6) 45 = 5 \times (X + 6)
  • Step 6: Divide both sides by 5: 9=X+6 9 = X + 6
  • Step 7: Solve for X X : X=96=3 X = 9 - 6 = 3

Therefore, the solution to the problem is X=3 X = 3 .

3

Final Answer

3

Practice Quiz

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Angle A is equal to 30°.
Angle B is equal to 60°.
Angle C is equal to 90°.

Can these angles form a triangle?

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