4,410 is the LCM of 294 and what other number?

Ineed to know the answer right now! !

What is always true about a positive integer raised to a negative odd power?

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°