Quiz 1

In the right triangle shown, mZQ = 60° and QR = 2 square root 3.

hagor

cial

ba

60

R

23

% 9 mi

quiza

How long is PQ?

The table shows the distance traveled over time while traveling at a constant speed.

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?