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Oliga [24]
3 years ago
7

This morning, Jake took a history test. There were 90 multiple-choice problems on the test and

Mathematics
1 answer:
ahrayia [7]3 years ago
5 0

Answer:

36

Step-by-step explanation:

To find percent, turn the percent into a fraction (turn 40% into .40) then multiply it by the total number (90).

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A diameter of the sphere is MT CT CD
iren2701 [21]

Answer:

CT

Step-by-step explanation:

The diameter is the longest possible line through the sphere and passes through the center.

3 0
3 years ago
Rectangle QRST is dilated with the origin as the center of dilation to create rectangle Q'R'S'T'.
scoundrel [369]

Answer:

Rule: dilation about the origin by a scale factor of 2

Step-by-step explanation:

Given

See attachment for QRST and Q'R'S'T

Required

The dilation rule

First, we calculate the scale factor (k)

From the attachment, we have:

QR = 4

Q'R' = 8

k, is then calculated as:

k = \frac{Q'R'}{QR}

k = \frac{8}{4}

k =2

<em>Hence, QRST is dilated by a factor of 2</em>

3 0
3 years ago
Which of the following is equal to [(x^2y^3)^-2/(x^6y^3z)^2]^-3
lara [203]

Answer:

A,B,D

Step-by-step explanation:

right on edge

4 0
3 years ago
Read 2 more answers
PLZ HURRY IT'S URGENT!!!<br> Find the volume of the prism.
Mashutka [201]

Answer:

V = 210 cm³

Step-by-step explanation:

The volume (V) of a cube is calculated as

V = Ah ( A is the area of the base and h is the height )

Here A = 5 × 6 = 30 cm² and h = 7 cm , then

V = 30 × 7 = 210 cm³

7 0
3 years ago
After flying kites, mariana and reena go with their friends to the local ice cream shop. ice cream sundaes cost 2$ and banana sp
Alina [70]
I believe it is $40 in all.
8 0
3 years ago
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