Answer:
cos is used if there is adjacent and hypotenuse
Answer:
500
Step-by-step explanation:
Apply the standard equation of a circle:
(x-h)²+(y-k)²=R²
== (x-3)²+(y+2)²=25
Answer:
x÷y=8/5 or 1÷1
Step-by-step explanation:
Please mark as brainliest
Answer:
Addition, 83.6
Step-by-step explanation:
x - 72.6 = 11, x = 83.6
The grandson must add 72.6 to both sides to solve for x.