Cos(x+90)=> -sinx
Cos90=sin
Answer:
A = -3
Step-by-step explanation:
<span>x+y=5
x-y=1
-------------add
2x = 6
x = 3
</span>x+y=5
3+y=5
y = 2
solution
(3,2)
answer is <span>c. (3, 2)</span>
Given:
Two similar rectangles.
To find:
The area of the larger rectangle.
Solution:
Let x be the other side of the larger rectangle.
Corresponding sides of similar figures are always congruent.
The other side of larger rectangle is 2 cm.
We know that, area of rectangle is
So, area of the larger rectangle is
Therefore, the area of the larger rectangle is 8 sq. cm.
Answer:
A) multiplication
Explanation:
is a=b, then xa=xb, then the two are equal by the property of multiplication.