What’s MA I need a answer asap if possible

Answer:
Step-by-step explanation:
MA²=MX²+AX²
=20²+21²
=400+441
=841
MA=√841=29
Answer:
29
Step-by-step explanation:
Applying Pythagorean Theorem :
⇒ MA² = MX² + AX²
⇒ MA² = 20² + 21²
⇒ MA² = 400 + 441
⇒ MA = √841
⇒ MA = 29