Answer:
Algebraic expression ; 3x = 39
Step-by-step explanation:
Let the unknown number be x
Further solving
Answer:
Step-by-step explanation: Can you ask your teacher? Or no?
Answer:
A) 15 cm B) 1292 cm^2
Step-by-step explanation:
A) height can be used by using Pythagoras theorem
Height^2+base^2=slant^2
height^2+8^2=17^2
height=15 cm
B) The amount of cardboard used can be found by calculating the area
Area=2*(area of triangle) + 3*(area of rectangles)
17*16+3*(20*17)=1292 cm^2
I’m not sure but I think it’s D maybe I looked it up
Answer:
Step-by-step explanation:
Final step: Check your answer.
