Answer:
see the attachment photo!
isolate variable by adding or subtracting it on both sides.
Step-by-step explanation:
225 adult tickets were sold
69˚
Subtract 360 with 429
which is 69˚
Answer is 69˚
Hope this helps!
r = 22.629
Using the Pythagorean theorem:
(35 + r)² = 53² + r²
1225 + 70r + r² = 2809 + r²
subtract r² from each side of the equation:
1225 + 70r = 2809
subtract 1225 from each side:
70r = 1584
