12. x= 4
13. x= 4
14. x= -1
Check the steps in the picture above
Solve two sixths times three fifths.
2 answers:
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ANSWER
56.1 square inches.
EXPLANATION
The area of this triangle can be calculated using the formula,
where a=8in.
b=14.2 in.
and C=99° is the included angle.
We plug in these values to obtain,
We round to the nearest tenth to get,
56.1 sq. inch