Processing Math: Done
4.1 Exercises
From Förberedande kurs i matematik 1
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- | {{Ej vald flik|[[4.1 Vinklar och cirklar| | + | {{Ej vald flik|[[4.1 Vinklar och cirklar|Theory]]}} |
- | {{Vald flik|[[4.1 Övningar| | + | {{Vald flik|[[4.1 Övningar|Exercises]]}} |
| style="border-bottom:1px solid #000" width="100%"| | | style="border-bottom:1px solid #000" width="100%"| | ||
|} | |} | ||
- | === | + | ===Exercise 4.1:1=== |
<div class="ovning"> | <div class="ovning"> | ||
- | + | Write in degrees and radians | |
{| width="100%" cellspacing="10px" | {| width="100%" cellspacing="10px" | ||
|a) | |a) | ||
Line 23: | Line 23: | ||
</div>{{#NAVCONTENT:Svar|Svar 4.1:1|Lösning |Lösning 4.1:1}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:1|Lösning |Lösning 4.1:1}} | ||
- | === | + | ===Exercise [[[[Link title]]]]4.1:2=== |
<div class="ovning"> | <div class="ovning"> | ||
- | + | Transform to radians | |
{| width="100%" cellspacing="10px" | {| width="100%" cellspacing="10px" | ||
|a) | |a) | ||
Line 38: | Line 38: | ||
</div>{{#NAVCONTENT:Svar|Svar 4.1:2|Lösning |Lösning 4.1:2}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:2|Lösning |Lösning 4.1:2}} | ||
- | === | + | ===Exercise 4.1:3=== |
<div class="ovning"> | <div class="ovning"> | ||
- | + | Determine the length of the side marked <math>\,x\,\mbox{.}</math> | |
{| width="100%" cellspacing="10px" | {| width="100%" cellspacing="10px" | ||
|a) | |a) | ||
Line 52: | Line 52: | ||
</div>{{#NAVCONTENT:Svar|Svar 4.1:3|Lösning a|Lösning 4.1:3a|Lösning b|Lösning 4.1:3b|Lösning c|Lösning 4.1:3c}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:3|Lösning a|Lösning 4.1:3a|Lösning b|Lösning 4.1:3b|Lösning c|Lösning 4.1:3c}} | ||
- | === | + | ===Exercise 4.1:4=== |
<div class="ovning"> | <div class="ovning"> | ||
{| width="100%" cellspacing="10px" | {| width="100%" cellspacing="10px" | ||
|a) | |a) | ||
- | |width="100%" | | + | |width="100%" | Determine the distance between the points (1,1) and(5,4). |
|- | |- | ||
|b) | |b) | ||
- | |width="100%" | | + | |width="100%" | Determine the distance between the points(-2,5) and(3,-1). |
|- | |- | ||
|c) | |c) | ||
- | |width="100%" | | + | |width="100%" | Find the point on the x-axis which lies as far from the point (3,3) as from (5,1). |
|} | |} | ||
</div>{{#NAVCONTENT:Svar|Svar 4.1:4|Lösning a|Lösning 4.1:4a|Lösning b|Lösning 4.1:4b|Lösning c|Lösning 4.1:4c}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:4|Lösning a|Lösning 4.1:4a|Lösning b|Lösning 4.1:4b|Lösning c|Lösning 4.1:4c}} | ||
- | === | + | ===Exercise 4.1:5=== |
<div class="ovning"> | <div class="ovning"> | ||
{| width="100%" cellspacing="10px" | {| width="100%" cellspacing="10px" | ||
|a) | |a) | ||
- | |width="100%" | | + | |width="100%" | Determine the equation of a circle having its centre at (1,2) and radius 2. |
|- | |- | ||
|b) | |b) | ||
- | |width="100%" | | + | |width="100%" | Determine the equation of a circle having its centre at (2,-1) and contains the point (-1,1). |
|} | |} | ||
</div>{{#NAVCONTENT:Svar|Svar 4.1:5|Lösning a|Lösning 4.1:5a|Lösning b|Lösning 4.1:5b}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:5|Lösning a|Lösning 4.1:5a|Lösning b|Lösning 4.1:5b}} | ||
- | === | + | ===Exercise 4.1:6=== |
<div class="ovning"> | <div class="ovning"> | ||
- | + | Sketch the following circles | |
{| width="100%" cellspacing="10px" | {| width="100%" cellspacing="10px" | ||
|a) | |a) | ||
Line 91: | Line 91: | ||
</div>{{#NAVCONTENT:Svar|Svar 4.1:6|Lösning a|Lösning 4.1:6a|Lösning b|Lösning 4.1:6b|Lösning c|Lösning 4.1:6c}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:6|Lösning a|Lösning 4.1:6a|Lösning b|Lösning 4.1:6b|Lösning c|Lösning 4.1:6c}} | ||
- | === | + | ===Exercise 4.1:7=== |
<div class="ovning"> | <div class="ovning"> | ||
- | + | Sketch the following circles | |
{| width="100%" cellspacing="10px" | {| width="100%" cellspacing="10px" | ||
|a) | |a) | ||
Line 107: | Line 107: | ||
</div>{{#NAVCONTENT:Svar|Svar 4.1:7|Lösning a|Lösning 4.1:7a|Lösning b|Lösning 4.1:7b|Lösning c|Lösning 4.1:7c|Lösning d|Lösning 4.1:7d}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:7|Lösning a|Lösning 4.1:7a|Lösning b|Lösning 4.1:7b|Lösning c|Lösning 4.1:7c|Lösning d|Lösning 4.1:7d}} | ||
- | === | + | ===Exercise 4.1:8=== |
<div class="ovning"> | <div class="ovning"> | ||
- | + | How many resolutions does a wheel of radius 50 cm make when it rolls 10m? | |
</div>{{#NAVCONTENT:Svar|Svar 4.1:8|Lösning|Lösning 4.1:8}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:8|Lösning|Lösning 4.1:8}} | ||
- | === | + | ===Exercise 4.1:9=== |
<div class="ovning"> | <div class="ovning"> | ||
- | + | On a clock, the second hand is 8 cm long. How large an area does it sweep through in 10 seconds? | |
</div>{{#NAVCONTENT:Svar|Svar 4.1:9|Lösning|Lösning 4.1:9}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:9|Lösning|Lösning 4.1:9}} | ||
- | === | + | ===Exercise 4.1:10=== |
<div class="ovning"> | <div class="ovning"> | ||
- | + | A washing line of length 5,4 m hangs between two vertical trees that are at a distance of 4,8 m from each other. One end of the line is fixed 0,6 m higher than the other, and a jacket hangs from a | |
+ | hanger 1,2 m from the tree where the line has its lower point of attachment. Determine how far below the | ||
+ | lower attachement point the hanger is hanging.(that is, the distance <math>\,x\,</math> in the figure). | ||
<center> {{:4.1 - Figur - Tvättlina med kavaj på galge}} </center> | <center> {{:4.1 - Figur - Tvättlina med kavaj på galge}} </center> | ||
</div>{{#NAVCONTENT:Svar|Svar 4.1:10|Lösning|Lösning 4.1:10}} | </div>{{#NAVCONTENT:Svar|Svar 4.1:10|Lösning|Lösning 4.1:10}} |
Revision as of 15:03, 3 August 2008
Theory | Exercises |
Exercise 4.1:1
Write in degrees and radians
a) | | b) | |
c) | | d) | |
Exercise [[Link title]]4.1:2
Transform to radians
a) | ![]() | b) | ![]() | c) | ![]() | d) | ![]() |
Exercise 4.1:3
Determine the length of the side marked
a) | b) | 4.1 - Figur - Rätvinklig triangel med sidor 12, x och 13 | c) | 4.1 - Figur - Rätvinklig triangel med sidor 8, x och 17 |
Exercise 4.1:4
a) | Determine the distance between the points (1,1) and(5,4). |
b) | Determine the distance between the points(-2,5) and(3,-1). |
c) | Find the point on the x-axis which lies as far from the point (3,3) as from (5,1). |
Exercise 4.1:5
a) | Determine the equation of a circle having its centre at (1,2) and radius 2. |
b) | Determine the equation of a circle having its centre at (2,-1) and contains the point (-1,1). |
Exercise 4.1:6
Sketch the following circles
a) | | b) | |
c) | |
Exercise 4.1:7
Sketch the following circles
a) | | b) | |
c) | | d) | |
Exercise 4.1:8
How many resolutions does a wheel of radius 50 cm make when it rolls 10m?
Exercise 4.1:9
On a clock, the second hand is 8 cm long. How large an area does it sweep through in 10 seconds?
Exercise 4.1:10
A washing line of length 5,4 m hangs between two vertical trees that are at a distance of 4,8 m from each other. One end of the line is fixed 0,6 m higher than the other, and a jacket hangs from a
hanger 1,2 m from the tree where the line has its lower point of attachment. Determine how far below the
lower attachement point the hanger is hanging.(that is, the distance