Answer:
measure of angle 3= 41
Step-by-step explanation:
complementary= 90 degrees
angle 3+ angle 4= 90 degrees
90-49=41
Answer:
Follows are the solution to this question:
Step-by-step explanation:
In this question, we apply the associative property that calculates the given value, which can be defined as follows:
Rule:

Let,

put the value in the above rule:
Solve L.H.S part:

Solve R.H.S part:

So, L.H.S=R.H.S
Answer:

Step-by-step explanation:
So 1st make it equal to zero
x^2+4x-12
(x+6)(x-2)
so
x=-6 or 2 is the correct answer
Answer:
1944 Inches Squared
Step-by-step explanation:
Surface area Formula for a Cube:

The "edge", which is also the side, is 18 inches.

Solve the formula.

The cube's surface area should be 1944 square inches.