The answer is A because when a question asks how much is left it typically means that you will need to subtract.
Answer:
4. C
5. A
6. D
Step-by-step explanation:
D and E
the triangle is right as it has a right angle as one of the 3 angles
the triangle is isosceles as it has 2 equal sides , indicated by the score on the equal sides and 2 equal base angles of 45°