For the first figure, the geometric figure used in the construction that is shown is the intersection of the angle bisectors of the triangle is the center of the inscribed circle.
For the second figure, the construction of the above figure in the circle represents how to find the intersection of the perpendicular bisectors of triangle ABC.
For the third figure, the statement that is demonstrated in the in line P intersecting line m perpendicularly is the set of points equidistant from the endpoints of a line segment is the perpendicular bisector of the segment.
Answer:
A)
Step-by-step explanation:
*
** From what the problem said, we know that we selected the correct equation.
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Answer:
314 square feet
Step-by-step explanation:
we know that
The area that will be covered by the spray of the quarter-circle sprinkler head, is equal to the area of a quarter circle with radius of 20 feet
so
The area of a quarter circle is
we have
substitute
Answer:
1.-113
2.62
Step-by-step explanation:
1.-9^2+3(-9)-5
-81+-27-5
-113
2.5(7-(-9))+2(-9)
5*16-18
80-18
62