Question

A right triangle is shown which equation could be used to find the value for a

Answer 1

Answer:

Step-by-step explanation:

20 is the value

Answer 2

Answers:

1. Ellipse

2. a= 40 sin 30°

3. 36.9°

4. -√3

5. x=4±√11 , (x-4)²=11

6. -,

7. (x-3)²+y²=9

9. -23-2i

Step-by-step explanation:

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