Answer:
169 is the answer.
Step-by-step explanation:
I used a calculator.
Answer:

» Collect like terms, r terms on the left hand side by subtracting r from both sides and adding st to both sides

» On the left hand side, factorise out r

Answer:
cos 42 = 10 / AB
Step-by-step explanation:
Since this is a right angle, we can use trig functions
cos theta = adjacent / hypotenuse
cos 42 = 10 / AB
Answer:
12,000,000
Step-by-step explanation:
Answer:
Hi I hope you have a wonderful day!!
Step-by-step explanation:
I hope this makes your day :))!