4) Which set contains NO Irrational Nurabers?
1 answer:
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Use the formula for the surface area of a right cone:
Where 'r' is the radius and 's' is the slant height, plug in what we know(use 3.14 to approximate for pi):
Multiply and simplify exponent:
Multiply:
Add, round to the nearest whole number:
Where 'r' is the radius and 's' is the slant height, plug in what we know(use 3.14 to approximate for pi):
Multiply and simplify exponent:
Multiply:
Add, round to the nearest whole number:
Answer:
16km/h
Step-by-step explanation:
1h = 60m
165m = 44km
60m = × 44km
= 16km
A full circle has a circumference of 2πr and an angle of 2π radians.
Set up a proportion:
2πr - 2π rad
2r - x rad
The answer is D. 2 radians.
Set up a proportion:
2πr - 2π rad
2r - x rad
The answer is D. 2 radians.