Which phrase best defines a rhombus?

a.
a parallelogram with four congruent angles

b.
a parallelogram with four congruent sides

c.
a rectangle with four congruent sides

d.
a quadrilateral with no congruent sides

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

Which of the following shows the length of the third side, in inches, of the triangle below

3x = 729 solve for x plz . it's urgent. will mark