Toby is making a picture graph. each picture of a book is equal to 2 bookso he has read. the row for month 1 has 3 pictures of books. how many books did toby read during month 1

What is the value of x in the this question ?

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°