Which of the triangles below is not a right triangle A. 3cm, 4cm, 5cm
B. 27cm, 36cm, 45cm
C. 6in, 10in, 4in
D. 6ft, 8ft, 12ft

Please help me with this

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Abag has more green balls than blue balls, and there is at least one blue ball. let bb represent the number of blue balls and let gg represent the number of green balls. let's compare the expressions 2b2b and b + gb+g. which statement is correct? choose 1

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?