Point A(-5,-2) is rotated 90° about the origin. What are the coordinates of A' after this rotation?
(2,-5)
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An angle congruent to Angle QPR is constructed. Then segments QR and NM are drawn. Which segments are NOT necessarily equal in length? A. QR and NM B. PR and NM C. LM and PR D. PQ and LN
B. PR and NM
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Are these lines Parallel, Perpendicular, or Neither? 2x+y = 5 and y=1/2x + 3
Perpendicular
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In ▲ABC, angle B is an obtuse angle. Which side is the longest side of the triangle?
Side AC
15
A stop sign is in the shape of a regular octagon. What is the sum of the interior angles of the Stop Sign?
1080°
15
A circle has its center at (3,-2) and passes through the point (15,3). What is the equation of the circle?
(x-3)² + (y+2)² = 169
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What is the converse of this statement: If a figure has circular bases that are parallel, then it is a cylinder.
If a figure is a cylinder, then it has circular bases that are parallel.
15
A cylinder has a volume of 72π m³. The radius of the cylinder is doubled to create a new cylinder with the same height. What is the volume of the new cylinder? Your answer must be in π form.
288π m³
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For what value of x will ▲EFG ~ ▲ABC?
9
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Point A (5,-2) is reflected over the y-axis. What are the coordinates of A' after this reflection?
A'(-5,-2)
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What is the value of x?
11
15
What is the value of x?
12
15
For parallelogram JKLM, what is the value of x?
38
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If angle 1 is congruent to angle 6, which lines, if any, are parallel?
g and h are parallel
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Are these triangles congruent? If yes, which theorem proves it?
AAS
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Erin draws a triangle showing the distances between Harrisburg, PA (H), New York (N), and Baltimore, MD (B). List the angles of the triangle in order from least to greatest.