HELP ME PLEASE solve the right triangle
1 answer:
Answer:
<em>UV </em>= 8.9 <em>∠V=</em>30° <em>∠U</em>=60°
Step-by-step explanation:
1. Find the hypotenuse (<em>UV </em>)
8^2+4^2=c^2
64+16=c^2
80=c^2
C= or 8.94427191...
2. We know this is a right triangle is a 30, 60, 90 triangle because the sides are not the same. This means ∠V=30° and ∠U=60° The 30 degree angle is opposite of the short leg and the 60 degree angle is opposite of the long leg.
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Answer:
1,404,000 unique passwords are possible.
Step-by-step explanation:
The order in which the letters and the digits are is important(AB is a different password than BA), which means that the permutations formula is used to solve this question.
Permutations formula:
The number of possible permutations of x elements from a set of n elements is given by the following formula:
In this question:
2 digits from a set of 10(there are 10 possible digits, 0-9).
3 characters from a set of 26. So
1,404,000 unique passwords are possible.