The ratio of the lengths of and is 1: 1
PQ parallel to RS
PR and PS; perpendicular to PQ and RS.
<h3>What are the perpendicular lines?</h3>
Perpendicular lines are lines that intersect at a 90 degrees angle. Parallel lines are lines that are always the same distance apart.
FOR parallel lines, the perpendicular line joining then is always the same; here the 4 angles formed are all 90°
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Answer:
Step-by-step explanation:
( 7x - 14 ) ( 4x + 19 )
28x^2 - 133x - 56x - 416
= 28x^2 - 189x - 416
Answer
Scientific notation review
A number is written in scientific notation when there is a number greater than or equal to 1 but less than 10 multiplied by a power of 10.
If we have a number greater than 10, we move the decimal point to the left until we have a number between 1 and 10. ...
Let's write 604 , 000 604{,}000 604,000 in scientific notation.
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