The angles in a triangle are in the ratio 1:2:3. Neil says 'This is a right-angled triangle.' Is Neil correct? Show your reasoning.

Correct sir/miss have a good day x < 3

Ugh h h t t u i i vick u

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post

A=bxh3.2x1.8=5.76 centimeters square