The bigger triangle has a 90 degree corner add that to 64 and you will get 164 (all of the triangles angles have to add to 180) from 180 subtract 164 and you get 26 which is C's answer

For D just divide 90 by 2 (90/2)=45

7 0

2 years ago

Help on solving for x

Law Incorporation [45]

$\dfrac{x}{e^5}=e^{-4}|\cdot e^5\\
x=e^{-4}\cdot e^5\\
x=e\approx2.72


$

4 0

3 years ago

Which expression is equivalent 10 (6x + 15) - 3? A. -2x + 12 B. 2x + 2 C. -2x - 2 D. -2x -8

Musya8 [376]

Answer:

60x+147

Step-by-step explanation:

10(6x+15)-3

60x+150-3

60x+147

7 0

2 years ago

Deana bought 12 packages of batteries. Some of the packages contained 4 batteries and some contained 6 batteries. She bought a t

NARA [144]

Answer:

She bought 7 battery packs containing 6 batteries

Step-by-step explanation:

4bx5= 20 batteries

6bx7=42 batteries

42+20=62

7 0

2 years ago