# Pythagorean theorem + complex numbers - math problems

#### Number of problems found: 5 A domed stadium is in the shape of spherical segment with a base radius of 150 m. The dome must contain a volume of 3500000 m³. Determine the height of the dome at its centre to the nearest tenth of a meter.
• Moivre 2 Find the cube roots of 125(cos 288° + i sin 288°).
• ABS CN Calculate the absolute value of complex number -15-29i.
• Bearing A plane flew 50 km on a bearing 63°20' and the flew on a bearing 153°20' for 140km. Find the distance between the starting point and the ending point.
• Goniometric form Determine goniometric form of a complex number ?.

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