Answer:
42p + 21r
Step-by-step explanation:
First look at the parentheses. Since 4p and 2p are the same variables, you can add them.
7(6p + 3r)
now you use the distributive property.
7 x 6p + 7 x 3r
42p + 21r
and then you get you’re answer.
Answer:
20
Step-by-step explanation:
Use the equation 
Where b2 is a, b1 is b and h is h
Answer:
1. -5.5 2. 5 3. 5, 5.5
Step-by-step explanation:
For #1 just look at what point it would be towards the y- axis.
For #2 you want to kinda estimate what it would be between.
And lastly #3 they want to see the exact coordinates for Q so, look at the x axis first they the y axis. Remember Run then Jump
Answer:
126 in^2
Step-by-step explanation:
The area of a trapezoid is found by
A = 1/2 (b1+b2) h
A = 1/2 ( 12+16)*9
A = 1/2 (28) *9
= 126
Answer:
1)acute triangle
2) right angle
3) obtuse triangle
Step-by-step explanation:
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