Answer:

Step-by-step explanation:
Represent Tristan's house with T, his grandparent's with G and his parents with P.
Such that:


Required
Find TG
To solve this, we make use of Pythagoras Theorem which is represented as:

Substitute values for GP and TP


Collect Like Terms



--- <em>Approximated</em>
<em>Hence, the distance between Tristan ans his grandparent's house is 2.2 miles</em>
Answer:
49y
Step-by-step explanation:
7 x 7 x y= 49 x y = 49y
Answer: there is 4 options.
Step-by-step explanation:
there is 2 crusts, 2 sauces, and 3 toppings. he doesn't want pepperoni or white sauce so now there is
2 crusts, 1 sauce, and 2 toppings.
2 times 1 times 2 = 4.