4 x 100 + 7 x 10 + 6 x 1 + 6 x (1/10) + 3 x (1/100) + 7 x (1/1,000)

476637/1000 or 476.637

Step-by-step explanation:

See attachment below

last option: rhombus or kite

step-by-step explanation:

a kite and rhombus have the same shape. as we don't have any specific formula for the calculation of area of kite. the diagonals are used to calculate the area of a kite or rhombus.

the formula for area of rhombus is given by:

here, d_1 is the first diagonal and d_2 is the second diagonal.

so,

last option is the correct answer ..