Mr. Williams physical education class lasts for 7/8 hour. How many minutes are spend warming up and cooling down if both of thes
1 answer:
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Answer:
x=4,y=8
Step-by-step explanation:
sin∠SRT = sin∠TSV,
SO ,
=80,x=
;
In the same way:
sin∠RSV = sin∠RTS,
SO ，
=320,y=8