Answer:
170.
Step-by-step explanation:
The number of cell phones = 68 * 3/2
= 102.
Total = 102 + 68
= 170 phones.
Answer:
Your answer is 30.
Step-by-step explanation:
You plug in b=12, and 5=h
12*5/2
60/2
--->30<---
Assuming that the balls are perfect sphere, then we can use the formula for the volume of the sphere to solve the volume of the ball. the volume of a spher is given by the formula:
V = (4/3) pi r^3
where pi = 3.1416
r is the radius
since D = 9 in
r = 4.5 in
V = ( 4/3 ) (3.1416) ( 4.5)^3
V = 381.7 cubic inches is the volume of one of the balls.
Step-by-step explanation:
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Answer:
32 m
Step-by-step explanation:
<u>Trigonometric ratios</u>

where:
is the angle- O is the side opposite the angle
- A is the side adjacent the angle
- H is the hypotenuse (the side opposite the right angle)
Calculate the height of the radio mast using the tan trig ratio.
Given:
= 30°- O = h (height of radio mast)
- A = 96 m




To calculate the distance from the second point to the base of the mast, use the tan trig ratio:
Given:
= 60°- O = 32√3 m
- A = d



