Question

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Answer 1

Answer:

an electromagnetic wave with a wavelength in the range 0.001–0.3 m, shorter than that of a normal radio wave but longer than those of infrared radiation. Microwaves are used in radar, in communications, and for heating in microwave ovens and in various industrial processes.

Answer 2

Answer:

I) circle

ii) 32,768 / 371,293

reciprocal is 371,293/32,768

iii) The other no. is 10/3

iv) The angle of rotation is 60° and the order of the rotational symmetry is 6 .

v) Exponential notation is an alternative method of expressing numbers. Exponential numbers take the form an, where a is multiplied by itself n times. A simple example is 8=23=2×2×2. In exponential notation, a is termed the base while n is termed the power or exponent or index.

Step-by-step explanation:

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