Hello here is a solution :
Answer:
answer is 90
Step-by-step explanation:
230 - 50= 180 divided by 2 =90
Answer:
Step-by-step explanation:

Answer:
x = 0.954
Step-by-step explanation:
We apply pythagorean to find x
(4-x)² = 1.2² + 2.8²
(4-x)² = 9.28
✓(4-x)² = ✓(9.28)²
4 - x = 3.046
- x = 3.046 - 4
- x = -0.954
x = 0.954
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