Answer:
13 is Prime
Step-by-step explanation:
Scale factors of negative numbers are contractions
scale factors of numbers greater then 1 are expansions
scale factors of numbers greater then 0 but less then 1 are contractions
Answer:
36
Step-by-step explanation:
Turn %15 into a decimal, which is .15, and then 240 x .15
Answer:
Step-by-step explanation:
We have the square and four equilateral triangles.
The formula of an area of a squre:
a - length of side
The formula of an area of an equilateral triangle:
a - length of side
Clculate the areas:
SQURE:
TRIANGLE:
The SURFACE AREA of a square pyramid:
Put x = 5: