Answer: m<D = 30
Step-by-step explanation: In the third step of the problem, it says that E is next to itself and equals 90. However, this is not true. Angle BEA and angle CED are vertical angles and are both equal to 65°. This means that to find the measurement of angle D, subtract 65 and 85 from 180, which equals 30.
Answer:
x=19
Step-by-step explanation:
ABCD is a parallelogram then
m<A=m<C
2x+35=5x-22
2x-5x=-22-35
-3x=-57
x=19
Answer: Domain is (negative infinity,infinity)
Step-by-step explanation:
If 1000 is the number of days elapsed, 2000 is the quantity of trash dumped each day.
Explanation:
The given equation is False, so cannot be proven to be true.
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Perhaps you want to prove ...
This is one way to show it:
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We have used the identities ...
csc = 1/sin
cot = cos/sin
csc^2 -1 = cot^2
tan = sin/cos