Respuesta :

Answer:

Answer is given below.

Step-by-step explanation:

  1. The longest chord of a circle is a diameter of a circle.
  2. In an isosceles triangle two sides of the triangle are equal.
  3. Lower limit of the class interval 10_15 is 10.
  4. Find the total surface area of hemisphere of radius 10 cm is 942 sq.cm.

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