Construct a triangular poster of measurement 6cm,8cm and 10cm. write the slogan "Red light on,Gaadi off"?
Answers
Answer:
ANSWER
s=
2
a+b+c
=
2
6+8+10
=12
By Heron's formula,
Area of the triangle =
s(s−a)(s−b)(s−c)
=
12(12−6)(12−8)(12−10)
=
12(6)(4)(2)
=24cm
2
Cost of painting =9×24 paise =216 paise = Rs. 2.16.
2.Red light on, gaadi off': Delhi CM Kejriwal urges people to turn off vehicles while waiting at traffic signals to reduce air pollution
Answer:
Step-by-step explanation:
steps to constrution :-
• Draw a line segment AB = 10cm
• Using measures AC = 8cm and BC = 6 cm , draw a triangle .
• Now make an acute angle taking A as centre .
• Mark 5 points A1 , A2 , A3 , A4 and A5 , such that A1 = A2 = A3= A4 = A5 .
• Join A5B .
• Draw A3B' || A5B
• Draw B'C' || BC
• Hence , AB'C' is the required triangle .
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