Answer:
Step-by-step explanation:
Given the angle of 55 degrees, you know that the adjacent side is "x" and the length of the hypotenuse is 20.
Therefore, you need to remember the following identity:
Then, knowing that:
You need to substitute these values into:
Now, you can solve for "x":
Rounded to the nearest hundreth:
Answer:
The area of CD is 17.71
Step-by-step explanation:
Radius of the disk = = 2.375 in
Since CD is in shape of circle So area of the circle is given by
Put the value of radius in above equation we get
A = 3.14 ×
A = 17.71
Therefore the area of CD is 17.71
Answer:
40
Step-by-step explanation:
20% of 120 which is 24 are lions
half of the animals which is 120 ÷ 2 is 60 for the zebra
therefore, 60+24 is 84
120 - 84 is 36
Answer:
unit rate is 6.66 miles per hour .
Step-by-step explanation:
here's the solution :-
distance covered by mya = 10 miles
time taken = 1.5 hours
=》
=》
=》
hence, unit rate = 6.66 miles per hour.