Answer:
B) x = 7, y = 4
![√(2)](https://img.qammunity.org/2022/formulas/mathematics/high-school/iou2g3ap7sultma1yhgppxh5ctlpt7kphm.png)
Explanation:
you can find the value of 'y' first by connecting the bases with another altitute measuring 4 units
you now have an isosceles triangle where each leg is 4 which makes the hypotenuse equal to 4
![√(2)](https://img.qammunity.org/2022/formulas/mathematics/high-school/iou2g3ap7sultma1yhgppxh5ctlpt7kphm.png)
to find 'x', it is the sum of 3 and 4