Answer:
-1
Step-by-step explanation:
We need to find the value of tan² 70° -sec² 70°.
We know that,
...(1)
We can write the given expression as :
tan² 70° -sec² 70° = -(-tan² 70° +sec² 70°)
=-(sec² 70°-tan² 70°)
Using identity (1)
=-(1)
= -1
Hence, the value of the given expression is -1.
Hello! First insert 6 where the h is located. So we have an equation that looks like the following.
Although you could leave the equation in its original form, I am going to switch it around.
Move the 6 to the other side and do the math
Factor and after factoring your T will be as followst =
= -0.1900
t =
= 1.315
Answer:
The Area of a circle is
Therefore the Area of Circle A is
Area of Circle B is
Circle C
Circle D
There are 5376 squares on all of the chessboards because 84 x 64= 5376
