Answer:
294 square units
Step-by-step explanation:
35^2-21^2=a^2
a^2=784
square root 784=28
21*28/2=294
Answer=294
first get all variables on the same side, then use elimination to solve.
x = -3
y = -11
Answer:
PEMDAS
Step-by-step explanation:
(VERY SIMPLE)
Answer:
Hi, so first we must find the constant, 56/8=7
So each pack of sugar can be used for 7 cups of coffee. Therefore:
first column: 5 ; 35
second column: 8 ; 56
third column: 10 ; 70
fourth column: 11 ; 77
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ANSWER
36√3 square units.
EXPLANATION
The area of a parallelogram is obtained by multiplying the base by the height.
We use the sine ratio to obtain the height.
The area becomes: