All you need to do is multiply
Answer:
120
Step-by-step explanation:
20 x 6 = 120 which will be subtracted by his balance. hence the change.
Answer:
367 proofs
The book is a collection of 367 proofs of the Pythagorean Theorem and has been republished by NCTM in 1968. In the Foreword, the author rightly asserts that the number of algebraic proofs is limitless as is also the number of geometric proofs, but that the proposition admits no trigonometric proof.
4/10 in its simplest form 2/5 or 0.4