Answer:
70 cm^2
Step-by-step explanation:
The area of square is 5×10=50 plus the square of triangle, high of triangle is 18-10=8 and base of triangle is 5 because it common base with square, so the square of triangle is 1/2(8)(5)=20
The total area is 50+20=70 cm^2
Answer:
b = (c - 3a)/4
Step-by-step explanation:
3a + 4b = c
4b = c - 3a
b = (c - 3a)/4
Answer:
9
Step-by-step explanation:
18/2=9
Oh wait. I am wrong