Please I need help on this
2 answers:
Answer:
9.5
Step-by-step explanation:
To solve this you need to use PEMDAS (Parentheses, Exponent, Multiplication, Division, Addition, Subtraction).
PEMDAS is the order in which you need to do the problem. First, do the work within the parentheses. Then, do as the exponent require. After that, multiply as stated. After all of this, you add in the end.
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Answer:
Option B is correct
Step-by-step explanation:
Given that:
and
are supplementary.
prove that:
It is given that:
and
are supplementary.
By definition of supplementary
⇒ .....[1]
From the figure, you can see that:
and
are also supplementary.
⇒ .....[2]
By [1] and [2] we have;
⇒
Simplify:
Since ∠2 and ∠3 are corresponding angles.
Corresponding angles states when the two lines are parallel, then Corresponding Angles are equal and vice versa.
by definition we have;
proved!