Answer:
Its a right angle triangle so trigonometry is used.
a is the hypotenuse, b is the adjacent.
Use sin to find a. Use tan to find b.
THE ANSWER IS THE PIC lolol
Decrease I think.
Sorry if it is wrong.
Hope it helped :)
Step-by-step explanation:
When b = 5,
4b² = 4(5)² = 4 * 5 * 5 = 100.
