Find the coordinates of point (2, 3, 4)t relative to the reference frame after a rotation of 45 degrees about x-axis.
a.
(2, -0.707, 4.95)t
b.
(2, 4.95, -0.707 )t
c.
(4.95, 2, -0.707 )t
d.
(-0.707, 2, 4.95)t

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

Karen will divide her garden into equal parts. she will plant corn in 8/12 of the garden. what is the lowest number of parts she can divide her garden into?

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle