Answer:
simplifies to
Step-by-step explanation:
Given expression
We have to simplify the above expression,
Consider the given expression
Multiply each term in brackets by , we get,
Solving further, using we get,
Thus, simplifies to
<u><em>Answer:</em></u>
<u><em>1. =-338</em></u>
<u><em>2. =60</em></u>
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Explanation: This question's it's about the order of operations. It stands for parenthesis, exponents, multiply, divide, add, and subtract. It can also go left to right.
1. 13(1-14)2
Do parenthesis first.
Then you multiply left to right.
*It change positive to negative sign.*
Answer: →
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2. 1+32*2-5
Do multiply left to right first.
Then, you add/subtract from left to right.
*Answer must have positive sign*
Answer: →
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Hope this helps!
Thank you!
Have a great day!
-Charlie
Given the triangles ABC and DEC
For the triangle ABC:
m∠A = 36, m∠B = 21
So, the m∠C = 180 - (m∠A + m∠B ) = 180 - (36 + 21) = 123
So, comparing the measurements of the angles of both triangles:
So, the triangles are similar using the AA postulate.
So,