Question
A piece of paper is folded as shown. The ratio of ∠a to ∠b is 4 : 3.
  1. Find ∠a.
  2. Find ∠c.
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

A piece of paper is folded as shown. The ratio of ∠a to ∠b is 4 : 3.
  1. Find ∠a.
  2. Find ∠c.