Please show me how to answer this
1 answer:
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Answer:
Step-by-step explanation:
We're going to have to work backwards.
The sum of 4 and k is .
Half is simply that divided by 2.
Now, we'll subtract 8 from it.
Bam!
The complete question in the attached figure
we know that
triangle OBR is a right triangle
so
<span>applying the Pythagorean theorem
</span>OB²=OR²+RB²----> OB²=3²+4²-----> 25
OB=√25-----> OB=5 units
the answer is
OB=5 units
we know that
triangle OBR is a right triangle
so
<span>applying the Pythagorean theorem
</span>OB²=OR²+RB²----> OB²=3²+4²-----> 25
OB=√25-----> OB=5 units
the answer is
OB=5 units