Which word below is an irregular verb?

Hear
Yellow
Want
Describe

Want because it is irregular due to the adjective

hear

Explanation:

Iwill assume that this question asks for the length of the wall on the new blueprint. it is not worded nicely.the actual length of the wall is                                                            12 cm * (2 ft / 1 cm) = 24 fton the new blueprint of 1 cm = 3 ft, the length on blueprint becomes                                                              24 ft * (1 cm / 3 ft) = 8 cmthe length of the wall on the new blueprint is 8 cm.