HAD – (verb) is the past of have. See HAVE. Yesterday I had 1 pie. Today I have 2 pies.

HALF – (noun) means what you have when you divide something in two. “Cut the cake in half. This will give us two halves. I will have one half and you can have the other. Half of 2 is 1 and half of 4 is 2.

HALVE – (verb) to halve something means to divide into 2 equal pieces. In the above example “the cake was halved.

HANDLE 1. – (noun) A handle is that part of a thing that is made to be held by a hand. “To open a drawer you must put your hand on the handle and pull the drawer out. It was not easy to carry the suitcase because the handle had come off. “ 2. – (verb) To handle means to do something to something else with your hands. “ Handle the peaches carefully or they will be spoiled. That driver handles his car very well. “3. To handle also means to buy or sell something. “ In his shop he handles all kinds of food. “See DEAL. 4. To handle also means to do what is necessary to get a good result. “The teacher handled the problems of the students with their algebra by giving them many examples.

HAPPEN – (verb) means to be and then to change. If you ask what happened today at school then you want to know what was there when you got to school and all the changes that there were. For example your answer to what happened at school today might be : I got to school at 7-30 and I played football till 8 when we had an English class. Then we did arithmetic and I learned how to multiply by 7. Then we had history and the teacher was very cross with one boy because he made so much noise. Then we did geography which I like very much. After that I came home. “That was what happened at school today.” Another example: “Tell me what happened to you.” I was running along and I tripped over a brick. Occur is another word with the same meaning as happen. “Tell me what occurred at school today.” Take place also means the same as happen. “Tell me what took place at school today.

HAS – (verb) See HAVE.

HAVE – (verb) 1. Have means to own or possess. “I have a car. She has 2 dresses. ” 2. It also means to hold. “ I have an apple in my hand.” 3. It also means to cause to happen. “She will have another dress made for the party.” 4. When ‘have’ is used with ‘to’ it means ‘must’.” You have to eat to live. I have to go now or I will be late. “You say ‘I have’, ‘You have’, ‘We have’ & ‘they have’, but ‘He has’, ‘She has’ and ‘It has’.

HCF – (noun) is the abbreviation for Highest Common Factor. See ABBREVIATION. See definition at HIGHEST COMMON FACTOR.

HEIGHT – (noun) 1. Height is the measurement from the bottom to the top.” What is your height? The height of the mountain is 2000 metres. “2. Height also means a distance up. “ He flew to a great height in his aeroplane. 

HEMISPHERE – (noun) A hemisphere is half of a sphere. See diagram 44.

HEPTAGON – (noun) A heptagon is a seven sided figure.

HEXAGON – (noun) A hexagon is an 6 sided figure. See Diagram 9.

HEXAGONAL – (adjective) means with the shape of a hexagon.

HIGH – (adjective) 1. High means standing far above the ground. “The new building is very high.” 2. It also means being high above the ground: “ high clouds or a high aeroplane”. 3. It also means above others in rank. See RANK. “He was a high officer in the army so all the soldiers obeyed him.

HIGHEST COMMON FACTOR – (noun) The highest common factor of several numbers is the largest number which will exactly divide into all the numbers. Take 6, 12 and 18. It is easy to see that 2 will divide into all 3 exactly, but so will 3 and also 6. It is easy to see here that 6 is the largest number that will exactly divide into each of these 3 numbers. It is not always easy to see what the highest common factor is. You will learn a method at school on how to find highest common factors. The abbreviation for highest common factor is H.F. See FACTOR, COMMON & ABBREVIATION.

HOLLOW – (adjective) 1. Hollow means open inside. “He looked in the opening at the side of the mountain and saw that it was hollow inside, so he climbed in.” – (Such a hollow place in a mountain is called a CAVE.) A pipe is hollow inside. 2. Something that is shaped like a cup or a pot is also called hollow. “Because the piece of wood was hollow he was able to bring some water from the river in it.

HOMEWORK – (noun) is the work given to you by your teacher that you must do at home after you leave school.

HORIZON – (noun) The horizon is the line where the sky and earth – (or sea) meet. One cannot see over the horizon. The higher one is standing the further away is the horizon. The taller an object is the further away it can be seen. See diagram 48. 

HORIZONTAL – (adjective) means parallel to the horizon or at right angles to the vertical. See RIGHT ANGLES & PARALLEL. When you say the floor is horizontal it is the same as saying the floor is level.

HOUR – (noun) An hour is one twenty fourth part of a day and there are sixty minutes in an hour. “He was very cross because he had to wait for 3 hours.” If you say, ““At what hour will you come?”” it is the same as asking, “What time will you come?”.

HOW – (adverb) 1. How means in what way. “How did you do that? How did you come? “2. It also means to what amount. “ How many people came? How much did that cost? “3. It also means in what condition. “ How are you? How are the fruit trees? “4. How can also be used as a conjunction.” He told him how he did it. Tell me how much did that cost.

HYPERBOLA – (noun) This is the name for a curve that results from plotting the graph of a function y = c/x. See PLOT, GRAPH & FUNCTION. See diagrams 26. 

HYPHEN – (noun) A hyphen is a punctuation mark. 1. When a word is made up of two other words the two words are separated by a mark which is called a hyphen. Example: “drop-kick,” – (a drop-kick is the action of kicking a ball just as it hits the ground after you have dropped it) Such a word is called a compound word. 2. A hyphen is also used when there is a long word at the end of a line and you want to split it into two parts.

HYPOTENUSE – (noun) In a right angled triangle the side opposite the right angle is called the hypothenuse. See Diagram 20.