Answer:
3. isosceles, acute
5. scalene, obtuse
Step-by-step explanation:
3. Two (and only two) sides are the same length (and their opposite angles are the same measure), so the triangle is isosceles. All angles are less than 90°, so the triangle is acute.
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5. All angles have different measures, so the triangle is scalene. The largest angle is greater than 90°, so the triangle is obtuse.
To solve this problem you can do a proportion

to find 'x', we have to cross multiply the numbers.

and

this will get you

to get 'x', we have to divide by 100 on each side

your answer will be

so, Chris must raise 75.25 dollars by himself
-35.248711306 Hope this helps:)
What is the question you are trying to ask
Answer:
358in
Step-by-step explanation:
Use CAH or Cos()=(adj/hyp)
So Cos(36)=(290/h)
Re-Write the equation as h=(290/cos(36)) to get 358 inches