Question

The area of the traingle is 60 sq.cm and the length of its one sides is 12cm what is the length of the perpendicular to this side

Answer 1

Answer:

Step-by-step explanation:

(A) Main Concepts and Results

• Rectangle

(a) Area = length × breadth

(b) Perimeter = 2 (length + breadth)

(c) Diagonal = ( )( ) 2 2 length + breadth

• Square

(a) Area = (side)2

(b) Perimeter = 4 × side

(c) Diagonal = 2 × side

• Triangle with base (b) and altitude (h)

Area =

1

2

× ×b h

• Triangle with sides as a, b, c

(i) Semi-perimeter = 2

abc

s

+ + =