125 ABC and EDC are straight lines.
AE and BD are parallel.
Anglo ABD 125
Anglo BCD= 30-
Work out the size of the angle marked x.
Glve reasons for your answer.​

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

Let x = a + bi and y = c + di and z = f + gi. which statements are true?