
Trigonometriskās sakarības laukuma aprēķināšan
Presentation
•
Mathematics
•
9th Grade
•
Practice Problem
•
Medium
Vlada Jasinska
Used 24+ times
FREE Resource
7 Slides • 7 Questions
1
Trijstūra un paralelograma laukums
Pašapmācība
2
Sasniedzamais rezultāts
Prot pielietot šaurā leņķa trigonometriskās funkcijas trijstūra laukuma aprēķināšanā
Prot pielietot šaurā leņķa trigonometriskās funkcijas paralelograma laukuma aprēķināšanā
3
TRIJSTŪRA LAUKUMA APRĒĶINĀŠANA
S=21⋅a⋅b⋅sinα ,
kur a un b ir divas trijstūra malas,
α ir leņķis starp tām
4
5
Multiple Select
S=253dm2
S=503dm2
S=252 dm2
S=502dm2
6
Multiple Select
Aprēķini trijstūra ABC laukumu, ja AB=16 m, BC=23 m un ∠ABC=300
92 m2
123 m2
16 m2
23 m2
7
PARALELOGRAMA LAUKUMA APRĒĶINĀŠANA
S=a⋅b⋅sinα ,
kur a un b ir paralelograma malas,
α ir leņķis starp tām
8
9
Multiple Select
S=402cm2
S=802 cm2
S=102 cm2
S=82 cm2
10
Multiple Select
Paralelograma malas ir 8 dm un 14 dm garas, leņķis starp tām ir 30° liels. Aprēķini paralelograma laukumu.
56 dm2
112 dm2
563 dm2
1123 dm2
11
Open Ended
Vai tu sasniedzi stundas rezultātu?
12
Open Ended
Uzraksti, kādas grūtības tev bija uzdevumu risināšanā?
13
Open Ended
Uzraksti man jautājumu.
14
Trijstūra un paralelograma laukums
Pašapmācība
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