The length is 18cm you multiply 19 by 2
Answer:
5 units
Step-by-step explanation:
Notice that the x-coordinate is the same for both points, but that the y-coordinates differ by five units. The distance between these two points is therefore 5 units.
Answer:
Cant see the picture
Step-by-step explanation:
K⁴n²
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Answer:
The tree is 20 ft tall.
Step-by-step explanation:
We can use ratio's to solve this problem. Take the height of the object over the shadow length.
5 ft x ft
----------- = ----------------
3ft 12 ft
Using cross products
5*12 = 3*x
60 = 3x
Divide by 3 on each side
60/3 = 3x/3
20 =x
The tree is 20 ft tall.