Been trying to solve this, need help

Given :-

To Find :-

Solution :-

The given triangle is a right isosceles triangle . So here we can use the Pythagoras theorem as ,

hypotenuse² = perpendicular ² + base²

x² = 4² + 4²

x² = 16 + 16

x² = 32

x = √32

x = √2⁵

x = 4 × 1.732

x = 6.928 ≈ 7

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step-by-step explanation:

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.