Given:
AB
≅
BC
and AD = 10 in
m∠BDC = 90°
m∠ABC = 130°
Find: m∠ DBC, AC

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?