tolong bantu yang no. 25!

luas layang=keliling di + kan

layang2 =
semoga bermanfaat [tex] = \frac{1}{2} \times d1 \times d2 \\ = \frac{1}{2} \times (18 + 32) \times (24 + 24) \\ = \frac{1}{2} \times 50 \times 48 \\ = \frac{98}{2} = {49cm}^{2} [/tex]