Question

Help this is p5 MATH COMPOSITE FIGURES URGENT!

Answer 1

Answer:

3)143cm2   4) 446cm2

Step-by-step explanation:

3)area of PQR=1/2 x 11 x 10 = 55cm2

area of PRS = 1/2 x 11 x 84 =44cm2

area of PST = 55+44+44=55+88= . .    .    .   .143

4) A=20x10=100

B= base:24

height: 18            1/2 x 24 x 18 = 216

C= base:10

height:10     1/2 x 10 x 10 = 50

216+200+50=               446cm2