Make a scatter plot of the data below. Speed (mph)
Stopping distance (ft)
10
12.5
20
36.0
30
69.5
40
114.0
50
169.5
60
249.0
70
325.5

Using the quadratic regression equation
y = 0.06 x squared + 0.31 x + 4
predict what your stopping distance would be if you were going 80 miles per hour.
a.
363.2 ft
b.
412.8 ft
c.
355.2 ft
d.
33.6 ft

Please select the best answer from the choices provided

A
B
C
D

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.