What is the cm of 16 feet?

Question : The perimeter of two similar triangles RST and IJK (in correspondence) is 56 cm and 64 cm respectively. If IJ = 16 cm, then what is the length of RS?

Option 1: 18 cm

Option 2: 16 cm

Option 3: 14 cm

Option 4: 8 cm

Question : The radii of two circles are 5 cm and 3 cm. The distance between their centre is 24 cm. Then the length of the transverse common tangent is:

Option 1: $16$ cm

Option 2: $15\sqrt{2}$ cm

Option 3: $16\sqrt{2}$ cm

Option 4: $15$ cm

Question : The radius of a circle is 10 cm. The distance of chord PQ from the centre is 8 cm. What is the length of chord PQ?

Option 1: 16 cm

Option 2: 15 cm

Option 3: 12 cm

Option 4: 14 cm

Question : If the diagonals of a rhombus are 16 cm and 30 cm. What is the perimeter (in cm) of the rhombus?

Option 1: 32 cm

Option 2: 64 cm

Option 3: 34 cm

Option 4: 68 cm

Question : If the diagonals of a Rhombus are 12 cm and 16 cm, then what is the perimeter (in cm) of the Rhombus?

Option 1: 20 cm

Option 2: 40 cm

Option 3: 60 cm

Option 4: 80 cm