Question

help in math Fill in the blanks​

Answer 1

Answer:

1- Triangle

2- six

3- radius of inner circle = 8cm

radius of outer circle = 10cm

shaded region = phi r 2- phi r 2

= 22/7×10×10 - 22/7 ×8×8

= 314.28 - 201.14

= 113.14 cm2 .

4 - perimeter of hemisphere = 2phi r /2 = 22/7 × 14 = 44cm

5 - 2 cone, 1 sphere, 3 cylinder, 6 rectangle

I am confused in your 3rd question

HOPE IT'S HELP YOU