Answer:its 11
Step-by-step explanation:
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Let the length of one of the diagonals be 2x and the other be 2y, then
cos (76/2) = x/10
x = 10 cos 38 = 7.88 cm
sin (76/2) = y/10
y = 10 sin 38 = 6.16 cm
2.25 x 1000 = 2250.
That's how much yds of ribbons he needs.
The constant rate = 20 ft / 5 seconds = 4 feet per second
Find the chart that shows an increase of 4 feet for every second the balloon travels.
I believe you just multiply the two numbers together and get 2.665
