Question

please help me fast​

Answer 1

a) 15cm

b) (a+3)(a+2)

c) 4 and 12

Hope it helps you mate.......❤❤❤

Answer 2

Answer:

Heat is the form of energy that is transferred between systems or objects with different temperatures (flowing from the high-temperature system to the low-temperature system). Also referred to as heat energy or thermal energy. Heat is typically measured in Btu, calories or joules.