63.6 would be your answer
Answer:
r+3
Step-by-step explanation:
r is an expression. To get an expression that is 3 more, just add 3
r+3
Answer:
4
Step-by-step explanation:
f(-1)=-2(-1)+2
f(-1)=2+2
f(-1)=4
Simple, just multiply 2x1=2. And then add the remaining zeros to the end, which would make it 20,000.
Answer:
a. Triangular prism , b. 157.5cm squared , c. 369cm ,d. 405 cm cubic
Step-by-step explanation:
b. I assume lateral meabs the area which is visible ( exclude dotted lines)
c. sum of areas of all 5 shapes used to make the triangular prism ( L×W ) + l×w +l×w + 1/2×bh +1/2×bh
d. volume = AREA OF CROSS SECTION(which is a triangle) ×LENGHTH or Height(6cm)
