Answer:
7
Step-by-step explanation:
Substitute the value of the variable into the expression and simplify
Answer: √20⋅25=22.36
Step-by-step explanation:
Geometric mean of 20 and 25 is √20⋅25=22.36(2dp)
8.46...hundredth. 8.5....tenths
Answer:
136 in
Step-by-step explanation:
Assuming the figure is a square with equal sides, then
4x - 2 = 3x + 7 ( subtract 3x from both sides )
x - 2 = 7 ( add 2 to both sides )
x = 9
Thus side = 3x + 7 = 3(9) + 7 = 27 + 7 = 34
Thus
perimeter = 4 × 34 = 136 in
Answer:
Step-by-step explanation:
x=64 degrees
y=52 degrees
It is an isosceles triangle which has two angles of the same measurement, Pretty easy to figure out.
