Radius is MN
Cord is TR
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Step-by-step explanation:
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Junior's brother is 1 1/2 meters tall. Junior is 3/5 of his brothers height. How tall is Junior
Junior's brother is 1 1/2 meters tall
Convert mixed fraction into improper fraction

Junior is 3/5 of his brothers height
To find Junior height we multiply 3/2 with 3/5

Junior is 9/10 feet tall
So...the diameter is increasing at a rate if 2cm/minute, therefore the radius (1/2 the diameter) is increasing at half the rate. You will learn how to calculate the rate of change at a specific point in time in calculus.