The word geometry has eight letters. Three letters are chosen at random. What is the probability that two consonants and one vowel are chosen? 0. 536 0. 268 0. 179 0. 89.

What is the approximate total length of iron edging needed to create the square frame and the two diagonals?

3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²