Answer:2.21
Step-by-step explanation:I used a calculator
Answer:
bbb
Step-by-step explanation:
bbb idk sorry x
Answer: -8 and -4
This is something you do through trial and error. Making a list or a table like shown below might help.
We will need an image but i am happy to change my answer with the correct answer as soon as we have what we need
Answer:
400cm²
Step-by-step explanation:
Total surface area of a prism includes the area of the top and bottom triangle sides of the prism, plus the area of all 3 rectangular sides.
Base & Bottom triangle area: 2 x [(8 x 15)/2] = 120cm²
Side triangle area: 17 x 7 + 8 x 7 + 15 x 7 = 280cm²
Total surface area = 280 + 120 = 400cm²