Answer:

Step-by-step explanation:
Q17

For Q18 and Q19.
If ΔABC ≅ ΔSRT (congruent), then

Q20

Answer:
Answer is 36cm
Step-by-step explanation:
Given:-
The perimeter of a square is 24 cm
To Find:-
It's Area
Solution:-
One side of the square
=24/4cm
=6cm
We know that, formula of the area of a square,
Area=(one side)^2
so,the area of the square=6^2cm=36
Important formula:-
•Perimeter of square=4×one side
•Perimeter of rectangle =2(length+breadth)
•Area of rectangle=length×breadth
I hope it's helpful!
When you have a negative in a square root. It comes out as an i. So you have i square root of 4. That comes to be 2i. The next one comes out to be 5i. Then multiply 2i times 5i. = 10 I squared then the answer is -10
Answer:
70%
Step-by-step explanation:
well first you have to take put 90 over 300, times 100
<u>90</u> <u>100</u> = 30%
300 × 1
That gives you the percentage that is spoken today.
Then you have to take away that answer from 100%
100%
<u>-</u><u> </u><u> </u><u>30</u><u>%</u>
70 %
Answer:
8 ft
Step-by-step explanation:
Set up a proportion: 10/16=5/x
Solve for x: 80=10x
x=8