Answer:
Step-by-step explanation:
let l be length of string.
Then 70/l=sin 40
l=70/sin 40 ≈108.9 ft
Answer :Answer: Did you get helped on this one?
Step-by-step explanation: okay yup yup have a good day OKAY
Step-by-step explanation: HAVE A GOOD ONE OKAY
2miles=20km
20km/4=5km
5km=0,5mile
Runned 0.5 miles in total
Answer:
2
Step-by-step explanation:
They forget to say "not to scale". I'm guessing this is trig because I don't see another way to do it.
Let's consider x=chord PQ first. By the Law of Cosines

We have an isosceles triangle formed by two radii of 9 cm and x=PQ. By the Law of Cosines again,





The area of the circle is the fraction given by the angle,



Answer: 24.7 sq cm