Question: i need help with questions 77-89 please! 77.) Right Triangle ABCA = 500, and a = 10. Find side c. 81.) Right Triangle ABC B

i need help with questions 77-89 please!

77.) Right Triangle ABCA = 500, and a = 10. Find side c. 81.) Right Triangle ABC B = 720, and a = 5. Find side b. 85.) Right Triangle ABCA = 400, b = 9. Find a. 89.) Right Triangle ABC B = 480, and a = 15. Find side b.
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