Answer:
Step-by-step explanation:
√((5-1)²+ (4 - (-6))²
√(4)² + (10)²
√(16+100)
√116
2√(29)
Answer:
option 4
Step-by-step explanation:
D=426-48(21)
I got 18 days.
So, D=18
Hope this helps! :)
The ratio of the height (h) of the streetlight to its distance to the end of Laura's shadow is the same as the ratio of Laura's height to her distance from the end of her shadow.
.. h/(12+9) = 5'4"/9
.. h = (21/9)*5'4" = 12 4/9 feet
.. h = 12 ft 5 1/3 inches
The streetlight is 12 ft 5 1/3 inches tall.
Step-by-step explanation:
it's easy to prove in any right triangle with a 30° angle, the side opposite to that angle is half the hypotenuse. CA (1/2)BC, CA/BC=1/2
