3 years ago

Can someone answer 8, 9, and 10 please?

1 answer:

5 0

8)
<1 = 90
answer is a. 90

9)
k = 180 - 23 - 77
k = 80
answer is c.80
10)
x = 180 - 60 - 42
x = 78

z = 180 - 78
z = 102

y = 180 - 11 - 102
y = 67

answer is c x = 78 y = 67 z = 102

You might be interested in

Line segment XY has endpoints at (1, −3) and (5, −4). The segment reflects over the x-axis. Then, it undergoes a translation 3 u

morpeh [17]

Answer: The new endpoints are (4,3) and (8,4)

Step by step:

First, reflext around the x axis. This really means flipping the sign of the y coordinates:

$(1,-3)\rightarrow(1,3)\\(5,-4)\rightarrow(5,4)\\$

Then apply horizontal translation by +3 units. A horizontal translation means adding units to the x coordinates:

$(1,3)\rightarrow(4,3)\\(5,4)\rightarrow(8,4)\\$

3 0

3 years ago

An artist creates a right prism whose base are regular pentagons. He wants to paints the lateral surfaces of the prism. One can

Dmitry [639]

He needs 13 cans of paint.

The lateral area is given by the area of 5 rectangles, whose dimensions are 15 by 5:
5(15)(5) = 375

Divide this by 30:
375/30 = 12.5 ≈ 13

5 0

4 years ago

Which description best describes parallel?

olya-2409 [2.1K]

Answer:

A. Lines on the same plane that never intersect

Step-by-step explanation:

The reason is because they will never intersect.

6 0

3 years ago

Read 2 more answers

If there are 42 boys and 54 girls in a room feel all the possible ratios of boys to girls that can be made