Answer: supplementary angles add up to 180 degrees, and complimetary angles add up to 90 degrees
Step-by-step explanation: It depends on what u want
19/20 in simplest form is 0.95
9/16 in simplest form is 0.5625
Answer:
Look below
Step-by-step explanation:
Sigma (summation) and Pi (product) notation are used in mathematics to indicate repeated addition or multiplication

Hope this helps
11.3-7.2f = -3.82
-11.3 -11.30
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-7.2f = -15.12
____ _____
-7.2 -7.2
f = 2.1
-5/2 is equivalent to -2.5, and if you multiply 2.5 by 2 you get 5, and you have to have the negative, so add that to the 5 and you get -5. Hope this helps!