its_ace21 /æɪs/ Joined Sep 7, 2022 Messages 4,000 Location smelling cadavers Gender Female HSC 2023 Sep 7, 2023 #2 2πrh 2 x π x 4.5 x 4 =113.09 = 113cm^2
Z zackry New Member Joined Feb 28, 2023 Messages 27 Gender Female HSC 2024 Sep 7, 2023 #3 How do I solve both a and b
C carrotsss New Member Joined May 7, 2022 Messages 4,455 Gender Male HSC 2023 Sep 7, 2023 #4 you add all the sides, so 30 + x + 3x + 4y = 30 + 4x + 4y for b you need the perimeter to be 102m, so 102 = 30 + 4x + 4y 72 = 4(x + y) 18 = x + y y = 18 - x
you add all the sides, so 30 + x + 3x + 4y = 30 + 4x + 4y for b you need the perimeter to be 102m, so 102 = 30 + 4x + 4y 72 = 4(x + y) 18 = x + y y = 18 - x
